In this collection you will find the Ideal Water Care Sanitizers which include premium Chlorine and premium Shock. Each of these sanitizers come in the large 2lb size to accommodate any hot tub. They are easy to use and will help keep your hot tub clean and safe for everyone. Check out our selection today and get the perfect sanitizer for you! Enjoy the convenience, safety, and peace of mind that Ideal Water Care Sanitizers provide!