Women's running shoes Vivobarefoot Primus Lite III W - are among the lightest running shoes and are extra breathable, made of recycled plastics and bio-based materials. New with protective trim along the sole and Ortholite insole made from recycled consumer waste. These barefoot shoes have a minimum of materials used with the smallest possible ecological footprint and are elaborated to the last detail. * vegan * outer material: breathable mesh, recycled plastic materials (textile, synthetic) * lining/insole: textile, synthetic * round laces * sole height: 3mm rubber sole, with patented puncture-resistant protection. Ultra-thin, abrasion-resistant, extra-flexible, non-slip sole that allows you to perfectly feel the surface you walk on every day * insole: removable, made from recycled consumer waste * low weight * wider front for natural toe movement * maximum flexibility * recommendation : The inner inserts of VIVOBAREFOOT shoes are mainly used on cold days to maintain thermal comfort. We also recommend them in the first days and weeks of walking and running in barefoot shoes, so that the feet gradually get used to the transition from classic shoes. After that, just like on days with temperatures above freezing, we recommend removing the insoles to enhance the feeling of walking barefoot. * running shoes, sneakers, sports shoes, barefoot shoes