probelle stop shoe odor, shoe deodorant patch. refreshes shoe with essential oils, stays in sneakers, shoes for 90 days, set it & forget it. (universal) probelle a porous pouch that adheres to the inside of any closed toe shoe and deodorizes with a clean forest scent for up to 90 days. forget the hassle of messy powders & sprays you have to use daily; the shoe deodorant patch requires zero maintenance with no mess. the solution inside the pouch is emitted into the shoe like a personal air freshener specifically designed for your footwear. small but powerful the insert won’t be felt or move, loved by runners, athletes & those on the go! the shoe deodorant patch is a no-brainer for people that like to go sockless but have to deal with the stinky consequences. only peel & stick, then replace every 90 days, 4 times a year or as needed. it's that easy!