Stylish and durable, the Women's Greyfield Mid Lace-Up Boot featuring Premium Timberland® leather uppers and a ReBOTL™ fabric lining containing at least 50% recycled plastic, help give you everything you need in a boot. An outsole made with rubber pods and an OrthoLite® footbed helps offer comfort, and a ground-contact EVA midsole helps absorb ground forces. Timberland supports responsible manufacturing of leather via the Leather Working Group. 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.