EUC SFH US 4 UK 3 EUR 35 CM 22 The Sorel Junior's Yoot Pac Nylon Winter Boots provide the ultimate protection in heavy snow conditions with seam-sealed construction, waterproof nylon upper, and warm insulation. Skip-tying laces with the easy-to-adjust toggle and removable felt liner and snow cuff can be washed for a longer life (that is stink-free).