From Foot Petals, the Shoe Emergency Kit features: Includes one pair Ball of Foot Cushions, one pair Back of Heel Cushions, one pair Spot Dot Cushions, one pair Strap Cushions, and one Blister Preventer Anti-Friction Balm Gel ball of foot cushions keep feet from sliding forward, reducing burning pain and preventing calluses; Eliminate ugly overhang and toe scrunch; Help you walk with perfect posture for overall back and leg relief Gel back of heel cushions keep heels from slipping in and out of shoes, giving shoes the perfect fit by helping with sizing and fit issues; Reduce blisters and ankle chaff Gel spot cushions add cushioning to trouble spots in shoes, reducing rubbing and friction, and preventing calluses and blisters Gel strap cushions help to reduce rubbing and keep straps from digging into skin while preventing blisters or marks on the feet and heels Slim designs offer comfort while remaining discreet Blister preventer forms invisible barrier to reduce rubbing and irritation Adhesive backing can be washed with soap and water to restore adhesion, making these cushions reusable from shoe to shoe Imported.