With powerful cooling, this is the only pet cooling bowl that keeps water fresh and cold for up to 15 hours to help keep pets cool and hydrated all day long Cooling water bowl can be used indoors and outdoors, does not use electricity and is BPA free Great for home or on the go, indoors or outdoors, simply activate the cooling crystals by filling the interior with water once; then freeze the bowl each night 1-year warranty Size: 32oz The Coolin’ Bowl is the ultimate in refreshing, cool water. Activate cooling crystals by filling the interior with water before first use. Then simply freeze this bowl overnight in the freezer and pets can enjoy over 15 hours of cooled water. Perfect for working pet parents, beach trips, camping, traveling, etc. The design is incredibly simple and requires no electricity. Upon purchase fill the inner core with water using the plug on the underside. This will activate the Coolin’ Gel Crystals. Then give it a good shake to distribute evenly and place in freezer overnight. In the morning just add water and set outside in a cool, shaded area to offer maximum cooling longevity. For even longer cooling power K&H suggests adding an inch of water in the bowl at night before freezing – the ice will help keep water cooler even longer for your pets in hot weather. Large 96-ounce bowl will provide fresh water all day long for your pets. Perfect for working parents, and great for indoor and outdoor use, and even for travel to the beach, out camping, etc. Because of the unique gel crystals powering the bowl, hand-wash only. Due to extreme coolness, the bowl will sweat, so please protect your floors. BPA Free, 100% Non-toxic