Outer sole of : 65.0% Rubber - Synthetic, Outer sole of : 35.0% Ethylene Vinyl Acetate (EVA) Upper of : 60.0% Polyester (PES), Upper of : 40.0% Polyurethane (PU) Lining and sock of : 100.0% Polyester (PES)
Tested where machine-washed five times. Leave them to air dry. For hygiene purposes, you may regularly remove the inside sole when you are not wearing the boots. This ensures both the boot and sole dry thoroughly.
Store in a dark, dry and warm place.