Uin shoes size 10. Moderately used. UIN Footwear is a brand of art painted shoes with artistic Spanish designs. They offer a variety of shoes for women, men, and kids, including loafers, sneakers, slip-ons, and flats. UIN shoes are mainly made in China, where their main warehouse is also located. UIN shoes are made with EVA outsoles and ortholite insoles, and the upper materials can vary from canvas