Dog Rocks are a completely natural Australian made product designed to prevent your lawn from gaining burn patches which can be the result of your dog's urine. Through filtering out impurities from water such as tin, ammonia and nitrates which are commonly found in urine. Through these elements results in urine burns which include dead patches.
 
Dog Rocks give your dog a cleaner source of water as well as eliminating urine burn making it the perfect combination. Through ridding the water of these impurities it contains the benefit of your dog actually fertilising your lawn, making it perfect for both your dog and you!
Note: This product is safe for all animals.