Features Made from 100% waterproof polyester with PVC backing Worn over your shoes or boots to protect them from rain and moisture Designed to be worn under pants or chaps Reflective binding helps with night visibility Rubberized 1/2 sole for strength and durability Sized to fit most shoes and boots M – XL Sizes* M: US Men s Boot Size 6-8 (EU 38-40) or Women s 6-10 (EU 36-41) L: US Men s Boot Size 9-11 (EU 41-44) XL: US Men s Boot Size 12-14 (EU 45-47) *Above fitment is only a guide as the shape of most footwear varies.