Dog Rocks Dog Urine Lawn Burn Prevention Dog rocks are a 100% natural & convenient non medicinal prevention & cure to pet urine burn marks on grass. A thoroughly safe treatment, Dog Rocks wont break down and release any minerals into water or change the urines pH, instead, the porous stones simply absorb and remove the harmful lawn burning elements from your pets drinking water, making them suitable for all breeds of dog.Key Benefits 100% Natural - Dog Rocks placed in your dogs water bowl are the only 100% natural and hassle free solution to urine burn marks on your lawn and shrubs. Safe for all Household Pets - Safe for all household pets, Dog Rocks do not change the pH balance of the dogs drinking water or urine; you are not medicating your dog in any way and there are no known side effects. Discovered in Australia - First discovered in Australia in the late 90s, Dog Rocks were tried and tested for many years and are now used by over a million dog owners worldwide to help st