Wanwan and U-tan Rattle, with sound function. - Type: Rattle - Colors: Orange, White, Green - Design: Wanwan, U-tan - Sound Function: Sounds - Target Age: 0 years and up Tested and working. Sometimes the sound is difficult to hear. Batteries are not included (2 AAA batteries). Some stickers are peeling slightly. Both make a rattling sound when shaken, and can be used as rattles. The U-tan one plays music when the button is pressed. Recommended for those who want a toy that makes sounds, even if it's not new! * Bonus Bright Starts Barbell Rattle [3 months and up] Bright Starts Rattle Bright Starts is a brand of Kids2, an American company that makes fun designs and colors that make babies smile. Kids2 toys are sold and loved in over 90 countries around the world. This toy was at a swimming school, and my child liked it very much because it was easy to grip, so I bought it for home use.