DESCRIPTIONS Constructed with a cushioned interior and built-in arch support,our men's Alden Brook chukkas are also fully waterproofed with our exclusive TimberDry™ membrane made of 50% recycled plastic.The leather and linings were also selected with eco-consciousness in mind. PRODUCT DETAIL • Upper in premium nubuck Better Leather from a sustainable tannery rated Silver for its water,energy and waste management practices • TPR welt • 100% cotton laces • ReBOTL™ fabric lining containing at least 50% recycled plastic • Rubber outsole • TimberDry™ waterproof membrane made of 50% recycled plastic • Footbed of EVA-blend foam for high-rebound cushioning • Steel shank for arch support