S·KAIFEI Best seamless underwear One-Stop Solution

With over 17 years of experience in OEM/ODM manufacturing, S·KAIFEI specializes in producing high-quality women's seamless lingerie tailored to global market demands. From women's shapewear, seamless bras, women's vest,waist cincher,tummy Control Underwear, priod underwear, french-cut panties, classic panties,brazilian briefs, cheeky underwear, and thongs to everyday briefs and seamless underwear, we offer full-service solutions — including design, material sourcing, sampling, production, and quality control — all under one roof. Our lingerie factory is equipped with advanced machinery and a skilled team proficient in lingerie craftsmanship, ensuring reliable lead times, consistent quality, and flexible customization options. We prioritize skin-friendly fabrics (such as modal,nylon, spandex,microfiber, silk blends, and organic cotton) and adhere to strict quality standards for comfort, durability, and fit. Whether you're launching a new lingerie brand or expanding your underwear line, S·KAIFEI is top lingerie factories in China which is your trusted partner for stylish, comfortable, and functional undergarments that cater to diverse body types and market trends.

Professional setting Seamless design prevents color penetration and wardrobe malfunctions, making it ideal for pairing with professional or form-fitting clothing while providing all-day comfort. Smooth or seamless styles are perfect for office settings, helping to reduce fatigue.

*seamless Tummy Control Underwear--features a light shaping design that provides gentle support without compression, while fitting smoothly against the skin to prevent any visible marks. It's perfect for everyday wear.

✿✿[High Waisted Design] ✿[Firm Support Fabric ] ✿[Contouring Technology] ✿[Double-Layer Fabric Pressurization Technique] ✿[Comfortable Cotton Crotch]

*semaless slip short--Seamless slip shorts offer invisible protection and all-day comfort under skirts and dresses.

✿[ Seamless Styles ] -Laser-cut edge .✿[ Light and Breathable Ribbed Fabric ] 78% nylon and 22% spandex .✿[No Rolling Down & Up] With elastic high-rise waistband design,and double-layer heat pressing and bonding process .✿[ 100% Natural Cotton Crotch ]

Production Seamless Underwear Is Made Of High-Stretch Fabric And Supportive Structure, Suitable For Fitness, Yoga, Running And Other Exe Rcises.

seamless Thong:--Tongs'minimalist design with a narrow back strip (1-2cm wide) and full front coverage, ensuring 100% unobstructed view and reducing the feeling of foreign objects when wearing.

✿[ Seamless Thongs Styles ] ✿[ low rise and sexy] ✿[ Light and Breathable Fabric ] ✿[ No Label Design ] ✿[ 100% Natural Cotton Crotch ] 

*seamless French Cut Panties--offer the perfect fusion of vintage-inspired elegance and modern comfort. Featuring a signature high-cut leg that naturally elongates your silhouette, these panties provide a flattering fit for every body type. The advanced stitch-free construction ensures a smooth, "no-show" look even under the tightest leggings or dresses, effectively eliminating visible panty lines. Crafted from premium, breathable, and stretchy fabrics, they offer a second-skin feel that stays in place all day long. Ideal for those seeking the ultimate blend of style and functionality, they are a must-have essential for a seamless, confident everyday look.

✿[ Light and Breathable Fabric ] ✿[ Seamless Cheeky Styles ] ✿[ No Label Design ] ✿[ 100% Natural Cotton Crotch ] 

Our in-house designers and engineers have produced countless great designs for customers from different industries

*seamless Shapewear--features seamless design, gentle compression shaping, smooth body contouring, breathable and comfortable fabric. 

● adjustable straps &Versatile styling—straps & strapless

● Smooth contours—The double-layer control .

● Delivers a flattering bust line—underbust support creates natural lift and lift.

●Buttock mesh panel

● Invisible under clothing—flat seams and form-fitting fabric eliminate visible lines.

*seamless ass hip pad panties--combine body-sculpting padding with stitch-free technology to instantly enhance your natural curves and provide a lifted silhouette, all while remaining completely invisible under tight clothing for a smooth, confident, no-show finish."

●Tight rubber band .  ●Cushion on both sides&Padded butt .

●Hip lift and cushion . ●Non slip Lace Panel

Everyday commuting and friends gatherings, seamless underwear offers flexibility and comfort. Its invisible and seamless feature, when paired with strapless tops or loose clothing, naturally releases pressure on the shoulders and chest.

*seamless Cheeky Panties--perfectly blending playfulness and elegance.

●[Seamless Style] 72% nylon and 28% spandex ribbed silk fabric,

●●[Mid-waist Design]

●[Lightweight and Breathable Fabric]

●[No-label Design [100% Cotton Crotch]

Sleep comfortably in a seamless bra. The super soft fabric and lack of wires let your breasts relax, giving you a peaceful night's sleep

*seamless Bra--typically feature underwire-free construction to reduce chest pressure while precisely conforming to the bustlin

●[Seamless Girls' Bras] .

●[Breathable silky Material]. 

●【Deep V-Cut Design】.

●【Anti-slip Adjustable Shoulder Straps】.

*seamless Vest--uses laser cutting technology and 3D seamless knitting, offering a no-show fit, close to the body, and better warmth.

Crafted with a premium blend of 68% nylon and 32% spandex Built-in padding,Fixed cups with built-in padding provide a lifting effect without layering. Soft and lightweight to the touch, it feels gentle against the skin without irritation. Square neck, sleeveless vest, high elasticity, not too tight, cozy fleece lined Thermals underwear tank top.

*seamless Period underwear--The optimal period underwear has an absorption capacity equivalent to approximately 2 regular pads or 4 super tampons. The seamless design prevents friction, ensuring comfort and aesthetics.

●[Heavy Absorbency]: absorbs the same as about 2 regular pads or 4 super tampons,

●[Four-layer Leak-proof Wide Patch]

●[Sustainable & Machine Washable Period Panty]: Ditch disposable tampons and pads for good

●[Seamless Design&Comfortable Fit]

Materials and Functional Advantages: Custom underwear is crafted from a variety of skin-friendly fabrics, each offering unique benefits in comfort, breathability, and functionality to meet diverse wearing needs:

1. Nylon (Polyamide)

Lightweight & Breathable: Nylon is incredibly lightweight, adding no bulk to underwear. Its porous structure allows air circulation, preventing stuffiness during all-day wear.

Shape Retention: Nylon has natural elasticity and resists stretching out of shape, ensuring underwear maintains its fit over time.

2. Spandex (Elastane) Superior Stretch & Recovery: Spandex can stretch up to 500% of its original length and snap back to shape instantly. This ensures underwear fits snugly without constriction, adapting to body movements (e.g., bending, sitting, exercising).

3. Nylon-Spunandex Blend: The Perfect Combination Most seamless underwear factory uses a nylon-spandex blend (typically 80-95% nylon + 5-20% spandex) to leverage the best of both materials: Nylon provides softness, durability, and moisture-wicking performance. Spandex adds stretch, shape retention, and a tailored fit. This blend is the gold standard for seamless underwear, thongs, French-cut panties, and sports bras—offering the ideal balance of comfort, functionality, and invisibility. It's particularly popular for modern lingerie lines, as it caters to diverse body types and wearing scenarios (everyday, active, special occasions).

4.Cotton: A natural, breathable fabric with excellent moisture absorption, cotton is ideal for everyday wear and sensitive skin. It's soft against the skin, hypoallergenic, and allows air circulation to prevent discomfort from sweat buildup. Commonly used in daily briefs, bras... it balances comfort and durability for long-term use.

5.Modal: Derived from natural fibers, modal is softer and more moisture-wicking than cotton. It boasts excellent stretch recovery, resisting wrinkles and shrinkage, while its lightweight texture feels "barely-there" against the skin. Perfect for seamless underwear, French-cut panties, and Cheeky Panties , it offers both comfort and a smooth, invisible fit under tight clothing.

6.Bamboo Fiber:sustainable, eco-friendly textile prized for its natural antibacterial properties and exceptional moisture-wicking. It offers a silky-soft touch and superior breathability, making it the perfect hypoallergenic choice for sensitive skin and high-performance, comfortable everyday wear."

1,High-Pressure Bonding Technology: Seamless lingerie manufacturer uses high pressure and temperature to bond fabric layers (e.g., outer fabric, lining, padding) without stitching. The adhesive film between layers melts under controlled heat and pressure, forming a seamless, durable bond. 

Key Advantages: Seamless finish eliminates friction, reducing skin irritation (ideal for sensitive skin). Enhances fabric elasticity and shape retention, preventing padding shifting. Improves moisture-wicking performance by sealing gaps between layers.

2,Laser Cutting Technology : Panties factory uses a high-precision laser beam to cut fabric into desired shapes (e.g., bra cups, lace patterns, panty edges). The laser simultaneously seals the fabric edges (melting synthetic fibers) to prevent fraying.

Key Advantages: Ultra-precise cutting ensures consistent sizing and seamless edges. No contact with fabric avoids stretching or distortion (ideal for delicate materials like lace, mesh).

3.Seamless Knitting Technology: Shapewear factory uses circular knitting machines to produce garment components (e.g., entire panties, bra bodies) in one continuous piece, without seams. Yarns are knitted directly into the final shape.

Key Advantages: 100% seamless construction for zero irritation and maximum comfort. Excellent stretch and recovery (adapts to body movements, ideal for activewear). Reduces fabric waste compared to cut-and-sew methods.

OEM/ODM: drawings, samples, joint development, 7 days for proofing, 30 days for bulk delivery.

MOQ:

1.Without changing the style, size and color (adding heat pressing and hangtags): MOQ: 300 pieces per color .

2.Change style, size and color (add hot stamping and hang tag): MOQ: 3000 pieces per color .

Delivery time：In stock:4-7days ODM/OEM,The delivery time depends on the customized quantity.

S·KAIFEI possesses 2 large fully automatic laser fabric cutting machines, 2 large fully automatic fabric spreading machines, 2 fabric inspection machines, over 30 Anthony seamless machines, more than 50 sewing machines, 20 bra molding machines, 20 fully automatic glue dispensing machines, 5 heat transfer printing machines. We have 3 designers, 5 professional machine operators, 50 sewing workers, over 40 laminating and glue application workers, more than 30 quality inspectors, over 30 packaging workers, more than 10 customer communication clerks, and 5 after-sales issue processors. With our advanced professional machinery and skilled staff, we work together to serve you.

We provide professional customization services including design collaboration, sample making, and joint development. Sample approval usually takes about 7 days, and mass production lead time is around 30 days after confirmation. Small Batch Orders:We accept small orders starting from 50 pieces. This option is ideal for market testing or limited runs.

                                                                            We offer flexible underwear customization to fit your brand needs

*Custom technical drawings, artwork, and patterns (e.g., bra cup contours, lace motifs, seamless silhouettes，underwear's colors).

*Logo application: Screen print, embroidery, or heat transfer (available on underbands, waistbands, cup panels, or inner labels). 

*Custom color matching (Pantone supported) and pattern designs (floral, geometric, brand-themed, etc.).

We offer premium underwear-specific material options for your customization: Core fabrics: Nylon, polyester, spandex (lycra), modal, cotton, lace, mesh, and eco-friendly/recycled fabrics. Functional trims: Custom elastics, underwires, hooks & eyes, adjusters, and soft lining materials. Eco-conscious choices: Sustainable and recycled fabric alternatives available.

We offer tailored structural adjustments for panties to meet your needs: Size & fit customization: Adjustable sizing ranges, waistband tightness, and leg opening width modifications. Functional design tweaks: Custom gusset length/material (cotton, moisture-wicking fabric), seamless or stitched construction options. Comfort & support upgrades: Elasticated waistband/leg openings (high-waist, mid-waist, low-waist), targeted stretch zones, and anti-slip design for leg openings.

Prototype creation based on client requirements, sample approval and revisions, small batch sample production.

Custom packaging design and branding, gift boxes or retail-ready packaging, customized tags and manuals.

Compliance with product safety and environmental standards, customized testing per client requirements.

Sincerely welcome all friends from home and abroad, we believe we will be your best choice and you will enjoy a good cooperation.

Q1: What is the MOQ?

Answer: MOQ: 1.Without changing the style, size and color (adding heat pressing and hangtags): MOQ: 300 pieces per color 2.Change style, size and color (add hot stamping and hang tag): MOQ: 3000 pieces per color 3.In stock:1pcs

Q2: What is the shipping ways?

Answer: The shipping way can be by air, by sea. We can help to arrange the shipping or contact with your shipping agent.You should pay the shipping charge.

Q3: How long I can get the products?

Answer: Sample delivery usually takes 7 to 10 days, while bulk orders typically require 35 to 55 days, depending on different styles.

Q4: What is the package for products?

Answer: Normally Each product is individually packed in OPP bag, 12 pieces per master carton.

Q5: Can I change the products color, size or logo?

Answer: Yes, of course you can. Pls tell the sales person you contacted about your detailed request of our own logo. We can meet your any demands.

Q6: Are you a manufacturer or trading company?

Answer: Yes, We are a factory with many years of production experience.

Q7: May I have a sample? Can be free?

Answer: Yes,You can get free samples in cash and delivery terms, but you need to pay the shipping costs. For customized styles, we offer free design services, while you need to cover part of the production costs. If there is subsequent large-scale production, the sample production fee can be reduced or waived.