Do you want to take pressure off your blisters? Try placing some padding around it. Cut a hole the size of your blister in the Molefoam Padding and place it over your tender area. With millions of tiny air cells, Molefoam cushions and protects calluses, bunions, and sore heels from painful shoe/boot pressure and friction. Pack of 2. Size: 4" x 3 1/2".