WATERPROOF & SANDPROOF: Kitleler men's hiking boots are relatively light, It's made of Soft faux leather to prevent water infiltration, and the tongue part of the shoe is bound to the upper to keep sand and debris out. BREATHABLE LINING: The considerate material reduces your sweat and sultry to keep you comfortable all the day. RUSTPROOF HARDWARE: Rustproof speed lace hardware with hooks at the top guards your feet closely.