We use Mattress in our routine life, and it matters to protect the Mattress from spills, pet messes, and even potty accidents from toddlers. There are many reasons for a good and best waterproof mattress protector to shield the Mattress. Many varieties of waterproof mattress protector king and waterproof mattress protector queen sizes are available in the market. Some of them are organic waterproof mattress protectors and SafeRest premium hypoallergenic waterproof mattress protectors.