A complete bathing solution for birth to 7+ with built-in Digital ThermometerInfant tubs hold a small amount of water that gets dirty and gross during bathing. After months of research and dozens of focus groups, 4Moms came up with an extremely complex solution. Why not poke a hole in the side of the tub so dirty water can drain out while fresh water flows in Cleaner water. Cleaner baby. Perfect.Once your baby outgrows the tub, the Digital Spout Cover can be used. The 4Moms Digital Spout Cover will let you check the water temperature at a glance from anywhere in the room. Plus, cushy foam protects kids from bumps and bruises on the faucet.