Rainboots so cute, you'll want to wear these even on the lightest drizzle days.100% Premium Leather. 100% Waterproof membrane. 200 gr Thinsulate insulation. Waterproof Zipper. Lining - 50% Merino wool / 50% Polyester. Removeable polyurethane insole. Removeable Aluminium/Felt layer. Natural rubber outsole. Retractable cleat combine anti-slip outsole. Rust-resistant stainless steel cleat. Cleat can be replaced. Sole has a Patent approved.