The Primus Lite All Weather is for barefoot warriors who train in the wild. An all-weather, water-resistant version of the original Primus trainer, designed to help you build strength in every run, walk or workout — come sunshine, wind, ice or rain. Experience the ultimate in barefoot comfort with Vivobarefoot's minimalist athletic shoes, featuring a sleek black upper and cream sole. Designed for flexibility and grip, these shoes are perfect for both casual and active wear. Size 43 is equivalent to size 10-10.5 in men’s My husband wears a 10.5 and these fit him well. Lightly used and in good shape!