Product details Upper made with premium cork certified with Cork Mark attesting the quality and longevity of the material this special leather. Naturally water resistant, flexible, ultra light rubber sole and lining made with temperature adapted microfiber. The technology flex and stretch of the insole gives extra comfort to your walking.. These shoes are made exclusively with vegan materials - for a better future. Designed and manufactured by Treec Shoes in Portugal and lab tested to assure meeting high results of endurance and confort.. Extra cotton laces are offered. By choosing Treec Cork Shoes you are contributing the sustainable development of the portuguese footwear manufacture community.. *Fits true to size Cultura Portuguesa Shiraz | Cork Sneakers