Do You Have Heel Pain , Cracked Heel , Heel Spurs and Tingling Do You Have Sore Heel, Plantar Fasciitis When Walking or Running Do You Want Heel Lift Inserts, Height Increase Insole for Leg Length Discrepancies WE'VE GOT YOUR SOLUTION!!! Just put these heel cups in shoes and they will stay in place and keep your shoes from sliding up and down your heel. Besides, it will protect and support your heels from pain, blisters, callus. Using Method: Step 1: Clean your shoes and make them dry Step 2: Peel off the plastic film Step 3: Paste the heel cup to the shoe, adjust the position until you feel comfortable Step 4: Put on your shoes and enjoy the happiness of walking and exercising. Warm Reminder: If they are not sticky enough after several days use or run into dirt, please dont worry, Just wash them with warm water, let them dry,it will back strong sticky, and you can use them again.