Durable, and versatile, with plenty of protection against the elements, the Britton Road Waterproof Boot delivers comfort in every step— with a responsive TimberCush™ comfort system, a TimberDry™ waterproof membrane, and TimberGrip™ lug outsoles. The ReBOTL™ fabric lining, made from at least 50% recycled plastic, adds breathability to this weather-ready style. By purchasing this product, you are supporting Leather Working Group certified tanneries https://www.leatherworkinggroup.com/ The ReBOTL™ material used in Timberland® apparel contains at least 40% recycled PET (recycled polyethylene terephthalate, the stuff plastic bottles are made of). The ReBOTL™ material used in Timberland® footwear and accessories contains at least 50% recycled PET. (Excepting trace materials) OrthoLite® comfort foam insoles are lightweight, provide moisture transport, antimicrobial function, and long-term cushioning. The ultra-breathable material won't break down or lose cushioning over time, keeping your footwear comfortable and supportive. Our innovative Timbercush™ technology system provides you with the ultimate experience in comfort. The zonal dual-density midsole, provides responsive comfort with energy return you can feel in each stride, from heel to toe. TimberGrip™ technology provides superior traction with a specialized dynamic lug configuration, responsive to diverse active movement. A waterproof membrane made with at least 50% recycled plastic. Our waterproof footwear incorporates a variety of advanced waterproofing materials, treatments and processes. We start with waterproof leathers that are sealed as part of the tanning process; we then either seam-seal the footwear or use an internal waterproof breathable membrane to help feet stay dry. Tongues and zippers treated with durable water resistant coatings utilize integrated gussets, to further deter water entry.