Revolutionize Your Brand with Custom Underwear from Leading Manufacturers

LeelineSports, a trusted name in sportswear, now offers high-quality, customizable sportswear solutions for your brand. Whether you’re looking for comfort, durability, or cutting-edge designs, we provide tailor-made options that meet your specific requirements.

Get high-quality, fully customizable underwear tailored to your brand’s needs.

Your All-in-one Solution For Underwear Manufacturer

Achieve Perfect Comfort and Fit with Custom Underwear

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When it comes to custom underwear, comfort is one of the most important factors for you. Our underwear is designed with high-quality that provide excellent support without restricting your movement throughout the day. You’ll experience unmatched comfort, allowing you to stay active and focused on what matters most.


With tailored sizing and expertly crafted designs, our custom underwear ensures a perfect fit, eliminating discomfort and irritation. You can count on the right size and shape to enhance your daily comfort and confidence. Let your brand deliver what customers value most: comfort and a flawless fit that lasts all day.

Tailored Fit for Every Body Type
Custom sizing options ensure that every piece of underwear fits perfectly, offering maximum comfort.
Flexible Ordering Options
Customize your order in various quantities, ensuring that both small and large orders are fulfilled with ease.
Seamless Design
Eliminates friction and discomfort, providing a smooth, invisible fit under any clothing.
Ergonomically Designed Support
Engineered for optimal support in key areas for both comfort and enhanced performance.

Experience Breathable and Eco-Friendly Fabrics with Our Underwear

You’ll get ultra-soft, breathable fabric. It wicks away moisture, so you feel dry and comfy all day. We use premium, eco-friendly materials like organic cotton and recycled fibers. They’re very comfortable and align with your brand’s sustainability pledge. These breathable, high-performance fabrics will keep your customers cool and confident in any activity.


The robust market for men’s underwear in the USA shows a growing demand for custom-made options. So, your custom underwear will be a hit.

Experience Breathable and Eco-Friendly Fabrics with Our Underwear
Organic Cotton Fabric
Soft and grown without harmful chemicals, providing comfort and sustainability.

Bamboo Fiber Fabric

Naturally moisture-wicking and antibacterial, ensuring freshness throughout the day.

Breathable Mesh Panels

Strategically placed mesh inserts enhance airflow, keeping you cool in warm weather.

Biodegradable Fabric Choices

Fully biodegradable materials that break down naturally, leaving a minimal environmental footprint.
More Value for Your Money with Custom Underwear

More Value for Your Money with Custom Underwear

Competitive Pricing

Comprehensive After-Sales Support

Reliable Delivery Services

Low Minimum Order Quantities

Establish brand trust with LeelineSports Custom Underwear

Competitive Pricing

Comprehensive After-Sales Support

Reliable Delivery Services

Low Minimum Order Quantities

Establish brand trust with LeelineSports Custom Underwear

E-commerce Retailers

E-commerce Retailers

If you’re an online retailer, we can help. Our custom underwear has high-quality, stylish designs to suit every customer. You’ll get flexible order quantities, fast sampling, and low prices. This will help you manage your stock and meet customer demand quickly. Our logistics partners can help you offer fast shipping. This will boost your store’s reputation for timely delivery and satisfied customers.

Fitness and Activewear Brands

Fitness and Activewear Brands

Fitness brands can rely on our moisture-wicking, breathable fabrics. They are perfect for adding functional, performance underwear to your range. Our underwear is for high-intensity activities. It has anti-chafing seams and stretchy, durable materials for comfort and flexibility. Custom designs can create a product that reflects your brand. They can also resonate with your fitness audience.

Luxury Fashion Brands

Luxury Fashion Brands

Luxury fashion brands will love our custom underwear for creating high end collections. We use top-grade materials like silk blends and soft fabrics. They appeal to customers seeking a luxury experience. Add your logo with custom waistband branding. You’ll have a premium product that stands out in the luxury market. Our quick work to detail let you deliver perfect quality and meet tight deadlines. Your customers will always get the best.

Wholesale Distributors

Wholesale Distributors

Wholesale distributors, our custom underwear is the product to supply to retailers. You’ll get competitive pricing and volume discounts so you get better margins. We have a wide range of fabrics, sizes and customisable features so you can meet all your clients demands. Our quick turnaround lets you respond to trends. You can capitalize on high-demand periods and keep your stock fresh.

Elevate your brand with premium custom underwear designed for comfort, style, and durability.

Custom Underwear Manufacturers Service Process

step 1

Customer Needs

We start with your custom underwear requirements. Our team has a deep dive with you. We want to understand your target market, performance needs, and brand aesthetics. We capture every detail of your vision.

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step 2

Design and Customization

We use our expertise to design for your brand and market. Our designers use the latest software to create technical drawings and 3D renderings so you can see the final product.

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step 3

Sample Production

This is the fun part! We bring your underwear designs to life in our state of the art production facilities. Our team crafts each sample with attention to every stitch and seam. It’s like watching your vision come to life!

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step 4

Confirm the Sample

Now it’s your turn to be the critic. We’ll send you the samples for you to inspect. Feel the fabric, check the fit, test the durability. Love it? Great! Need tweaks? No problem! We’re all about perfection and we’ll keep refining until you’re 100% happy.

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step 5

Mass Production

Once approved, we go into high gear. Our production lines are efficient and maintain the same high quality as your sample. We can produce up to 500,000 pieces a month and deliver on time without compromising on quality.

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step 6

Package & Shipping

Our packaging is designed to protect your product and showcase your brand. We take care of all logistics from customs clearance to choosing the best shipping method. Your custom underwear will arrive on time, every time.

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Enjoy the perfect balance of price and quality with our custom underwear.

Trusted By Over 1000+ Gym Underwear Customers

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What our Customer say

Working with LeelineSports has been an absolute game-changer for my fitness brand. From the moment I reached out to their team, I knew I was in good hands. Their professionalism and attention to detail were evident from the initial design consultation.

I needed underwear that could support high-performance athletes, and LeelineSports took the time to understand my exact needs. They recommended moisture-wicking, breathable fabrics that not only provided comfort but also durability for intense workouts.

The team was incredibly responsive, offering suggestions on fabric types, logo placement, and even stitching details to ensure the product would stand out in the market. Thanks to LeelineSports, my brand now has a signature product that my customers love.

— Mark S

Real Life Examples For Custom Underwear

With LeelineSports’ custom underwear, you’ll not only meet your business needs but exceed them. Our tailored solutions allow you to create high-quality, comfortable underwear designed specifically to reflect your brand’s identity.

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FAQ For Wholesale Underwear

Our pricing is competitive and varies based on the level of customization, order volume, and fabric choice. We offer tiered pricing models, ensuring you get the best value for your investment.

We accept a variety of payment methods, including bank transfers, PayPal, and credit cards. We also offer flexible payment terms for larger wholesale gym clothing orders.

Our products undergo strict quality control processes, with up to 15 quality checks during production. We ensure each piece meets international standards before shipping to you.

We accept various payment methods, including wire transfers, PayPal, and credit cards. Flexible payment options are available based on order size and client needs.

We offer a flexible return and exchange policy for any defects. Simply contact us, and we will resolve the issue promptly by replacing the items or offering a refund, ensuring your complete satisfaction.