Make the most of playtime with Nuby's Silicone Blocks. Designed to encourage your child's cognitive development. the?soft silicone blocks?help your child with fine motor skills. including developing the hand-eye coordination that will eventually help your child with future tasks like self-feeding. Different colors help baby hone color recognition while exercising their creativity. As your little one sits and plays. the Silicone Blocks help your child build core stability. They?feature multiple textures and poppable parts that work to stimulate baby's senses during play. With your child's safety in mind. Nuby's Silicone Popper Blocks are made from 100% silicone that is BPA free. The safe and sturdy materials make them easy to clean and can be used at bath time. too!