Upper: ChromeFree leather Panels: ChromeFree leather Logo V: ChromeFree leather Insole: Amazonian rubber (11%), biobased E.V.A.* (42% sugar cane), recycled E.V.A.* (11%), organic cotton (12%) and others (14%) Outsole: Amazonian rubber (40%), silica mineral (23%), recycled rubber (10%), synthetic rubber (11%) and others (16%) Welt: Synthetic rubber (40%), silica mineral (22%) and others (38%) Lining: Tech (100% recycled polyester) Laces: Organic cotton (100%) Made in Brazil The bovine ChromeFree leather is smooth and light. Coming from farms located in the south of Brazil (Rio Grande do Sul), it undergoes an innovative tanning process where no chrome, heavy metals, or dangerous acids are involved. *Ethylene vinyl acetate WOMEN EUR 35 36 37 37.5 38 38.5 39 40 41 US 4 5 6 6.5 7 7.5 W8/M6 W9/M7 W10/M8 UK 2 3 4 4.5 5 5.5 W6/M5.5 W7/M6 W8/M7 JP 21.5 22 23 23.5 24 24.5 25 25.5 W26.5/M26 Length (cm) 22 22.6 23.3 23.7 24 24.3 24.6 25.3 26 Campo Chrome Free Leather Sneakers - Extra White Platine