The V10 model, made from a combination of environmentally friendly and sustainable materials, symbolizes 10 years of love. Upper in ChromeFree leather Panels in ChromeFree leather and suede Side V logo made in Rubber and rice waste (23%) Outsole made from Amazonian rubber (24%) and rice waste (29%) Insole made from Sugar cane, Amazonian rubber, recycled EVA Lining Tech (100% recycled polyester) Straps in ChromeFree LeatherThe ChromeFree leather is smooth and light. Coming also from the 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. By simplifying the tanning process, the use of chemicals and energy is limited, the use of water is reduced by about 40% and the use of salt by 80%. After tanning, the water is recyclable. ChromeFree leather is used on the entire leather Kids collection. Made in Brazil.Suede is made from the underside of the leather previously brushed to make it softer and more flexible. It comes from the Rio Grande do Sul farms and is tanned in Brazil, respecting the REACH norms. Special attention is paid to water usage during the tanning process. The suede is coated with waterrepellent oils to protect the shoes from light rain. The tanneries working with VEJA are certified by the Leather Working Group.Made in Brazil.This TECH lining is made of 100% recycled polyester. Developed to acquire better resistance to friction and provide maximum comfort and flexibility thanks to its knitted structure. This lining is used for our whole Kids collection. Made in Brazil.