Proudly Canadian - Free Shipping Coast-to-Coast On Orders Over $149
GASP Size Finder

Find Your GASP Size

Set your measurements, pick the fit you want, and we will point you to the right GASP size and platform. Built on the Gym Star GASP fit system, so it accounts for the fact that Standard, Original and Iron are not meant to fit the same way.

1  What are you sizing?
2  How do you want it to fit?
3  Your measurements
Chest Key 44.0 in
Around the fullest part of the chest, across the shoulder blades.
Waist Key 33.0 in
Around the narrowest part, or where you wear the waistband.
Hips & Seat Key 41.0 in
Around the fullest part of the hips and glutes.
Height Key 5'10"
Used for sleeve, body and pant length guidance.
Weight 185 lb
Factored into your size when your build runs heavier or leaner for your height.
Suggested sizeL
Best inGASP Original Tee
    Shop GASP → Email these numbers

    This is a starting point, not a guarantee. GASP pieces can carry their own fit notes, so always check the product description. Still unsure? Email sales@gymstar.ca before ordering and we will help you get it right the first time.

    Want the full breakdown of every cut and platform?

    Read the GASP Sizing Guide