Built with crafted style in mind, this mid boot is made with Premium Timberland® leather, a ReBOTL™ lining containing at least 50% recycled PET plastic, and a rubber outsole designed for traction. Complete with an OrthoLite® footbed and an EVA midsole for long-lasting support and comfort. 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.