Upper: Premium waterproof leather construction that keeps water out,Hydropel waterproof treatment applied to the upper.,Padded foam collar for extra comfort,Inner: ISOTEX MEMBRANE provides ideal breathable waterproofing,Moulded open foam TECFOAM sole for superior comfort and flexibility underfoot,Protection: Technical leather toe and heel for better stability,Sole: Lightweight rubber outsole - durable, sturdy and slip-resistant.