Help Center



How Do I Change or Cancel My Order Before It Ships?

How Do I Check My Order Status?

Why Did Sigma Fit Cancel My Order?

What Are the Shipping Options for US Orders?

What are the Shipping Options for International Orders?

Return Policy

Does Sigma Fit Offer Repairs?

What if the product i received is defective?

Sigma Fit Exchange Policy

Hydrophobic Technology Instructions

Do Sigma Fit’s hydrophobic shirts repel all kinds of liquids and stains?

How many times can I use Sigma Fit's liquid repellent shirts products before washing them?

Does the liquid repelling feature decrease with washing?

What happens when the liquid repelling feature disappears from my hydrophobic t-shirt?

If Sigma Fit's hydrophobic t-shirts are liquid and stain-resistant, then why do I need to wash them?

Washing Instructions

Wash & Care Instructions for Hydrophobic Shirts

Wash & Care Instructions for Cooling Towels

Wash & Care Instructions for Heat Lock Hoodies

Wash & Care Instructions for Acti-Dri Metro Tees

Wash & Care Instructions for Compression Shirts

Wash & Care Instructions for Sports Bras

KJ20 High Altitude Training Mask Care Instructions

Wash & Care Instructions for Leggings

Can the ULTIMATE Silicone Shoelaces laces go in the washing machine?

Partnerships & Sponsorships

How Do I Become a Sigma Fit Retailer or Reseller?

How Do I Become a Sigma Fit Gym Partner?

Does Sigma Fit Do Corporate and Event Partnerships?

Sigma Fit Community Involvement and Donation Requests

Does Sigma Fit Offer Team Sponsorships?

Does Sigma Fit Accept Bulk Orders?

Ambassadors and Models

How Do I Become a Sigma Fit Model?

How Do I Become a Sigma Fit Brand Ambassador?


What Technologies Does Sigma Fit Offer?


Does Sigma Fit Offer Plus Sized Clothing?

Is Sigma Fit’s Athletic Clothing True to Size?

Are Sigma Fit’s ULTIMATE Silicone Shoelaces Available in Different Sizes?

We use cookies to improve your experience on our website. By browsing this website, you agree to our use of cookies.