The SPORTFORM insoles are three-layer insoles made of specially contoured foam and latex, covered with a layer of cotton fabric. The flexible and soft foam has a cushioning effect and prevents microshocks, guaranteeing your feet comfort and convenience. In addition, it contains SANITIZED, an antibacterial and antifungal agent, which effectively protects your feet from various skin ailments (fungi, mold, yeast or algae), as well as effectively and long-lasting absorption of any unpleasant odors. The anatomical shape of the insole with a contoured vault of the foot helps relieve pain caused by overloading during walking and sports, cushioning static and dynamic pressures arising during physical activity. This type of insoles is suitable for any type of sports shoes and in the prevention of flat feet. Material: top layer - cotton fabric, middle layer - latex foam with SANITIZED agent, bottom layer - polyurethane foam, latex pellet. It is possible to pull out the pellet, then the insoles become flat.For proper hygiene of the insoles, it is worth replacing them every 6-8 weeks. Double insole sizes: 35/36, 37/38, 39/40, 41/42, 43/44, 45/46.Package includes two insoles (left and right).Two insoles (left and right).