Plant based sisal exfoliating towel This takes exfoliating to a whole new level! This plant based sisal towel gently slides across your skin leaving a smooth surface behind. Material: 100% sisal. Sisal is derived from the sisal plant in mexico. It is completely natural and compostable. Dimensions: 10x10" Longevity: Replace every 1-2 months depending on how often used. Allow to air dry between uses.