The Women's Timberland® Classic Boat Mule is designed for effortless summer comfort. Slip them on and settle into Premium Timberland® leather and a ReBOTL™ fabric lining made from at least 50% recycled PET plastic. With an adjustable buckle on the upper and an EVA midsole for cushioning, these clogs offer a lightweight, comfortable look that’s perfect for warmer days — easy to wear, easy to move in. 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)