Hit the trail packing the American Medical Kits' Glaciergel Advanced Blister & Burn Dressing. GlacierGel contains 30% water to provide instant relief and cushioning to hot spots, burns, and blisters. These waterproof adhesive gels breathe, cushion, cool, and absorb friction, keeping your skin safe and pain free. GlacierGels stay in place for 3-4 days so you can continue at the right pace.