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. By simplifying the tanning process, the use of chemicals and energy is limited. Water use is reduced by approximately 40% and salt by 80%. After tanning, the water is recyclable.*ethylene vinyl acetate. Details Upper: ChromeFree leather Panels: ChromeFree leather and suede Logo V: Amazonian rubber (26%) Insole: Amazonian rubber (11%), sugar cane (42%), recycled E.V.A.* (11%), organic cotton (12%) and others (14%) Sole: Amazonian rubber (40%), silica (23%), recycled rubber (10%), synthetic rubber (11%) and others (16%) Lining: Tech (100% recycled polyester) Laces: Organic cotton (100%) Made in Brazil Care The use of a washing machine is not recommended as it may alter the properties of the different materials. Before wearing them for the first time, we advise you to waterproof your shoes with a spray adapted to the material and to repeat this operation periodically. MAINLINE Canvas models: the canvas can be brushed with cold water and soap of Marseille. Leather models: maintain the smooth leather of your shoes with a wet cloth and periodically with a specific product in spray or cream. Suede inserts can be maintained by dry brushing. CWL models: maintain the CWL of your shoes with a damp cloth and Marseille soap. RUNNING After each use, it is advisable to take out the insoles to air them. Ideally, shoes should be stored in a dry place away from any source of heat. Cleaning: use warm soapy water and a brush. Let dry in the open air.