Triple-density GEL Cushioning Triple-density Spenco® TPR GEL adds cushioning and stability to any shoe. Seven sizes fit youth, men’s 6-15, women’s 3-12. FEATURES: • Triple-density TPR GEL • Flexible Cradle • Metatarsal Dome • Technical Topcloth • Silpure Antimicrobial Unconditionally guaranteed for one full year.