PROTECTS & CUSHIONS: Our Hydroskyn square pads are designed to provide cushioning against painful blisters and shield from further rubbing. Easy to use and apply. These hydrogel squares are great for blisters on hands, toes, heels or anywhere on your skin. HYPOALLERGENIC: Hydroskyn Hydrogel Squares use hypoallergenic materials that provide a moist healing environment while protecting blisters from dirt. These squares are 94.3% water. IDEAL FOR HIKERS: Be prepared at any time for a tough hike. Our hydrogel pads lockout dirt and grime, so you can finally live that active, healthy lifestyle without worrying about getting a blister! Always have our Hydrogel Cushions on hand, so you can keep on hiking!