My 6 year old and 10 yr old both wear a size 1 shoe and I ordered these in a x-small. They fit perfectly and we will probably get another year out of them. Did skiing for full days and had no blisters and feet were warm!
Gildan Performance Men's π Clothing and Shirts with Moisture-Wicking Polyester
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Men'S Long Sleeve Polo Shirt - Slim Fit, Stretchy, Breathable Collar
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