With the Boa lacing system that secures the whole foot for a responsive fit and a felt outsole for traction, you can walk through the water with confidence in the Headwaters Boa Wading Boots. In addition, this footwear features a dual-density midsole that offers shock absorption. Simms Headwaters Boa Felt Sole Wading Boots are made with waterproof nubuck leather and full scratch rubber rand. FEATURES: Boa lacing system secures whole foot for responsive fit Waterproof nubuck leather Full scratch rubber rand Dual-density midsole for shock absorption Felt outsole for traction.