Custom Muscle Tanks & Workout Tops Manufacturer

As a specialist workout tank top manufacturer, we create high-performance muscle tanks for men and women. Partner with us to develop your private label line of stylish and functional gym tanks.

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Workout Tank Tops

Engineered for Freedom of Movement & an Athletic Aesthetic

Athletic Muscle Cut

Athletic "Muscle" Cut

Our muscle tank design features deep armholes and an athletic cut to showcase the physique and allow for a complete range of motion.

Performance-Ready Fabrics

Performance-Ready Fabrics

We utilize lightweight, moisture wicking tank top fabrics that are soft, breathable, and keep you comfortable during intense workouts.

Versatile for Gym & Running

Durable & Resilient

Built with reinforced seams at the shoulders and neckline to withstand the demands of heavy lifting and frequent washing.

Versatile for Gym & Lifestyle

Versatile for Gym & Lifestyle

The perfect top for bodybuilding and cross-training, or as a stylish layering piece for an athleisure look.

In-Depth Customization: Create Your Perfect Custom Muscle Tank

Your brand is unique, and your products should be too. Explore the possibilities below.

Fabric & Materials

Select from our extensive library of premium performance fabrics, or work with us to develop a custom material.
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Fit & Construction

Define the core structure of your sports garment, from the silhouette and fit to the seams and construction techniques.
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Features & Functionality

Incorporate functional elements that add value and meet your customers’ specific needs.
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Color & Finishing

Choose from a limitless color palette with Pantone® matching, and explore various finishes and treatments.
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Branding & Logos

Apply your brand identity with a range of high-quality techniques for a professional finish.
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Start Your Custom Workout Tank Tops in 4 Simple Steps

Our streamlined process makes bringing your custom activewear line to life straightforward and efficient.
Inquiry & Consultation

Inquiry & Consultation

Design & Sampling

Design & Sampling

Bulk Production & QC

Bulk Production & QC

Shipping & Delivery

Shipping & Delivery

From Fabric to Final Sportwear Garment

We combine meticulous planning with advanced technology and strict quality control at every stage of production.

Your Premier Manufacturer for Custom Muscle Tanks & Wholesale Workout Tops

As a leading workout tank top manufacturer, Sansansun specializes in producing the popular muscle tank style for both men and women. Our expertise covers a range of designs, from the classic muscle tee and bodybuilding tank top to trendy cropped muscle tank variations. We engineer every muscle tank top with an athletic fit and utilize performance tank top fabrics that are both comfortable and moisture-wicking.

We provide a complete solution for brands looking to launch a line of gym tops. Our services include creating fully custom muscle tank tops through our private label program and offering flexible workout tank tops wholesale options. Whether you’re a new fitness brand or an established one, we are the supplier with the expertise and capacity to deliver high-quality, market-ready tank tops.
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Flexible MOQ & Sourcing

Flexible MOQ & Sourcing

From 30-piece wholesale orders for market testing to fully custom production runs, our flexible MOQ policy is designed to support your brand's growth.

Scale & Factory-Direct Pricing

Scale & Factory-Direct Pricing

Leverage our 600,000+ piece monthly capacity. Our scale and factory-direct model ensure you receive competitive pricing, maximizing your profit margins.

One-Stop Solution

One-Stop Solution

Go beyond manufacturing. Our solution includes precision strategic consulting and access to 800+ new annual styles for a faster, smarter launch.

Quality Guarantee

Quality Guarantee

Your products are backed by our rigorous multi-stage QC process, from incoming fabric inspection to a 100% final garment check.

Ready to Launch Your Next Best-Selling Collection?

Work with a partner who brings design, speed, and reliability together. We’ve helped 200+ growing brands launch faster, scale smarter, and win in their markets. You could be next.