The V-10 model is composed of ecological and sustainable materials. The "10" in the style name represents 10 years of love. Upper in B-Mesh: made from recycled plastic bottles (100%)- coming from recycled plastic bottles transformed into flakes and then into fibers in a Brazilian factory Panels made out of leather and suede Logo V made of rubber and rice waste (23%) 100% organic cotton laces Soft inner lining (33% organic cotton & 67% recycled plastic bottles) Insole made of sugar cane (34%), amazonian rubber (11%), organic cotton (11%) & recycled E.V.A.* (8%) 59% bio-sourced and recycled outsole: made from amazonian rubber (24%), rice waste (23%) & recycled rubber (12%) Made in Brazil, in the region of Porto Alegre