PetSafe Lawn Protector, Grow Grass, Dog Pee Resistant, 2-Pack

Water Pucks purify the water and neutralize the minerals that cause nitrogen production in the dogs urine, thereby making the urine non-damaging to the lawn. They sit flat in your pets water bowl, preventing pets from lifting them out and chewing and choking on them. One Lawn Saver Water Puck last 3 weeks!.

Eliminates ugly lawn burn patches,Natural zeolite ingredients, safe for all pets,Simply add to your pets water source every 30 days, or as needed (60 day supply included),Zeolite acts as a filter, removing impurities like heavy metals and ammonia from the water,Quick and easy to use