Primarily made with our new bio-based material, Uppeal��� (formerly Appleskin���), and combined with GRS-certified recycled mesh, laces and foam insoles, and GOTS-certified organic cotton lining. Uppeal ��� upper GOTS-certified organic cotton lining GRS-certified recycled PU foam insole to optimize comfort Premium Court (PC) outsole made out of 30% natural rubber
