Orthopedic silicone heel protectors: protects heel bone from extreme pressure, fatigue and strain, prevents thickening of heel skin, keeps heel safe from blisters, chipped skin, corn and cracked feet. Relief pain: prevents joints and foot pain caused by poorly padded footwear, daily weight pressure, walking and standing, ultimate heel pain and heel swelling relief. Unisize: one size fits for, provides extra cushioning, shock absorption, anti-slip, breathable, ultimate heel pain relief slip-on p