Light-up bath toy include and have battery installed glow in the dark autimatically when put them in water. The battery's life typically lasts more than 3 months (depending on use). Floating rubber toys are about 2.4 inches waterproof small and exquisite very suitable for babies Toddler's little hands to hold and play recommended for Boys Girls child over 6 months. Manufacturered by CHIMAGER. Glowing bath toys can decorate bath rooms as birthday party gifts water activity fish tank beach sandbox and more. Also as a learning educational toy to cultivate children's imagination. Water toy playset are made of highest quality material no sharp edges safe and durable. Feel free to message us through contact sellers if products don't meet your expectations. 6 different styles bathtub toy (boat rocket car submarine airplane etc.) the flashing lights and cute models will attract your kids' attention and provide them with a pleasant bath time.