Set of 2 deodorizer blocks that come with a string that make it easy to use for boots as well. These deodorizers are easy to use, as any excess moisture that is absorbed doesn't turn to liquid form. Using the effects of silica gel and bamboo charcoal, this deodorizer can be regenerated in the sun and used over and over again. Bamboo Charcoal Reusable/With String Women Silica gel Deodorizes and Dries Shoes/Boots Polka Dots 35g x 2 2pcs Pink