With the Merrell Womens/ Ladies Siren Sport Shoes in your kitty you don’t have to worry about the weather turning bad. Their narrow gauge webbing & synthetic leather strapping ensure maximum support & stability. Featuring a breathable mesh upper these shoes keep your feet comfortable. The Gore-Tex Leather composition makes the shoes waterproof & durable & the injection molded arch shank conforms to your foot shape for better fit., Synthetic leather & mesh upper. Bellows tongue keeps debris out., GORE-TEX extended comfort footwear lining keeps feet dry & comfortable. M-Select FRESH naturally prevents odour before it starts for fresh smelling feet., Moulded nylon arch shank. Merrell air cushion in the heel absorbs shock & adds stability., Merrell QForm Comfort midsole provides women's specific stride-sequenced cushioning. 5 mm sole lug depth., Vibram outsole. Weight: 1lbs 7ozs.