Perfect Fit Guarantee: We aim to provide you with the best fitting clothes for all your adventures. This sizing chart is representative of our full product line and is based on US sizing in inches. Be sure to check our models and 360 views to get an in-depth look at each product and its fit/sizing. If you have further questions regarding the sizing and fit of our products, please don't hesitate to call 800-765-6277. Need more info? Click here.