Custom Straight-Leg & Heavyweight Sweatpants Manufacturer

As a specialist sweatpants manufacturer, we create premium heavyweight sweatpants with a modern, straight-leg fit. Partner with us for high-quality wholesale and private label sweatpants.

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Athleisure Wear

Sweatpants

The New Standard in Comfort & Style

Our Best-Selling & Market-Proven Styles

Start with our most requested designs, fully customizable for your collection.

High-waisted loose pocket Sweatpants

Warm High-Waisted Wide-Leg Sweatpants

Brushed Dropped Relaxed Fit Sweatpants

High-waisted leg-binding exercises Casual pants

High-waisted flared Casual pants

High-waisted Wide-leg Suit Casual pants

High-waisted wide-leg comfortable Casual pants

In-Depth Customization: Create Your Perfect Custom Sweatpants

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.

Fit & Construction

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

Features & Functionality

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

Color & Finishing

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

Branding & Logos

Apply your brand identity with a range of high-quality techniques for a professional finish.

Start Your Custom Sweatpants in 4 Simple Steps

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

From Fabric to Final Sportwear Garment

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

Pre-Production & Material Sourcing

Fabric Inspection & Automated Cutting

Skilled Sewing & Assembly

Printing, Finishing & Treatments

In-Line & Final Quality Control

Pressing, Packaging & Dispatch

Your Premier Sweatpants Manufacturer for Wholesale & Custom Orders

Sansansun is a leading sweatpants manufacturer specializing in premium athleisure wear. Our core expertise is in crafting heavyweight sweatpants with the highly sought-after straight leg sweatpants fit for both men and women. We work with high-quality materials like heavyweight fleece and French Terry to produce durable, comfortable pants and popular wholesale sweatshorts.

We provide complete solutions for your brand. Our services include creating fully custom sweatpants with logos and unique designs for your private label sweatpants line. We also offer flexible wholesale sweatpants programs for brands needing to source in bulk. As your trusted supplier, we are committed to delivering superior quality and on-trend styles.

Custom Straight-Leg & Heavyweight Sweatpants Manufacturer

The New Standard in Comfort & Style

Modern Straight-Leg Fit

Premium Heavyweight Fleece

High-Quality Construction

Lounge & Streetwear

Our Best-Selling & Market-Proven Styles