Crafted from Uppeal���, our newest plant-based textile made in Italy from apple waste fibers sourced from the juice industry. Combined with GRS-certified recycled mesh, laces, foam insoles, and GOTS-certified organic cotton lining. Uppeal ��� upper GOTS-certified organic cotton and cork lining Featuring our naturally antibacterial cork footbed for barefoot wear GRS-certified recycled PU foam insole to optimize comfort Premium Court (PC) outsole made out of 30% natural rubber