4 pcs set Cute Animal Infant Baby Kids Hand Wrist Bell Foot Sock Rattles Soft Toy Bright colors, patterns and smiling faces visually stimulate your little one, multiple textures invite your child to touch and explore. . Rattling sounds produced when babies kick helps develop hearing. To develops muscles and hand-eye coordination by encouraging your baby to reach, grab and kick. Material: PP Cotton, wrist rattle length is 5.71-5.90"/14.5-15cm (it is fit for baby's wrist within 5.12"/13cm), sock is 5.90"/15cm please check whether suit for your baby Package includes: 2 Foot Finder socks & 2 Wrist Rattles Ages birth & up Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!