Adorable Baby Wrist Rattles for the Developmental of Babies! Specially designed for sensory stimulation. Scientific studies show that bright and contrasting designs catch babies' attention. Infant vision capabilities include color vision for high contrast colors and patterns. Baby Moo's product incorporates all of these scientific findings so that your baby can grow and develop effortlessly, whilst having fun. This baby toy is clever investment for a future baby Einstein. The perfect infant toys gift Our product is soft and easy to put on and remove. The soft velcro that allows the wrist rattles to stick together is safe for delicate baby skin. Features: > Stimulates the baby's sense of touch and sight > The wrist rattle straps attach with simple velcro, so are easy to put on and remove (gentle on sensitive skin) > Hand washable or washing machine washable on gentle cycle > Made from natural cotton