Suitable for leather shoes, working shoes, sandals, heels, canvas shoes, casual shoes, etc. How to use: 1: Clean the sole surface to remove dust. 2: Cut to fit size, If the temperature is too cold use a hair dryer to heat the mat. 3: Tear off the white paper and attach the mat to the sole of the shoe. 4: Press it tight, It's finished! Note: 1: Our anti-slip shoe pads only for the shoes which have smooth sole. if your shoes have self-non slip function. please do not use them. 2: Finally, leave it for a few hours to dry before first use.