Stop guessing.
Start wearing.
Every brand fits differently. True Fit learns your body and style preferences to recommend your perfect size — across every brand we carry.
Find your size on any product page →Every brand runs differently
A Small in Johnny Was fits nothing like a Small in Z Supply. True Fit accounts for brand-level cut, fabric, and construction.
Shop with confidence, not a safety net
Because all sales are final here, getting your size right the first time matters. True Fit gives you a data-backed recommendation so you can commit knowing it's the right call — not a guess.
Gets smarter over time
The more brands you shop, the more precise your recommendations become. Your profile travels with you across the web.
1 — open widget
3 — add brands
4 — save profile
Result — your size
Find the True Fit widget on any product page
Look for the "What's My Size?" link near the size selector on any clothing or shoe listing.
Sign in or create your True Fit profile
Already use True Fit on other sites? Log in and your profile is ready instantly. New to True Fit? It takes about two minutes — enter your height, weight, age, and fit preferences.
Tell True Fit what you already own and love
Add brands and sizes that fit you well. This trains the algorithm to your specific body and preferences.
Get a size recommendation — instantly
True Fit displays your recommended size based on your profile. Add to cart and shop with confidence.
Yes, completely free. There's no subscription or signup cost — just create a profile and your size recommendations are instant.
Yes. True Fit supports both clothing and footwear, accounting for width, toe box, and brand-specific last shapes.
True Fit accounts for your fit preference (e.g. relaxed vs. fitted) and will indicate when sizing up or down is advisable based on how that item typically runs.
True Fit is built on data from hundreds of millions of shoppers and thousands of brands. The more you tell it about brands that already fit you well, the more accurate your recommendation will be. We strongly encourage taking a minute to build your profile before purchasing.
True Fit follows strict data privacy standards. Your personal measurements are never sold. You can review their full privacy policy at truefit.com.
True Fit is supported across our apparel and footwear categories. If you don't see the widget on a specific item, size chart information is available on the product page.
Ready to find your fit?
Open any product page, tap "What's My Size?", and let True Fit do the work.
Shop now