Remove build-ups and slime the all natural way from spa & whirlpool tubs. Keep the interior of your spa safe and clean without harsh chemicals. Removes buildups on and around jets, filters, drains and seating areas. Extra-strength cleaner and degreaser removes the toughest water-line build-up; can be used on shells, plastic and metal fittings, spa pillows - almost anything! Convenient, unbreakable spray botlle is safe to store and use!