Ultimate Hydrocolloid Bandage Roll. Discover the perfect solution for your first aid needs with our versatile hydrocolloid bandage roll. Cut-to-Size Economical Roll: 2″ × 19.7′ continuous hydrocolloid sheet allows you to snip the exact length needed for fingers, feet, face, or joints—no wasted pads and more cost-effective than 60+ pre-cut bandages.