Nikwax Sandal Wash Cleans and deodorizes sandals and footbeds Reduces body-odor build up and removes bacteris that can rot material Sponge-on applicator included Recommended for all leather, fabric, cork, rubber, plastic and synthetic footwear; Ideal for Birkenstock, Keen, Teva, and Crocs Water based, biodegradeable, and contains no PFCs or VOCs