The Shark Dispenser is the perfect solution for maintaining your pool or spa's chemical balance. Made of durable plastic, this dispenser holds up to four 3" tablets or 12 1" tablets. It features an easy-to-use dosage-adjustment ring. Its lateral openings allow for precise and effortless release of chemicals, ensuring optimal results. With measurements of 11"H x 7.1"W x 5.3"L, it's a convenient and efficient addition to your pool maintenance routine.