A fresh take on a timeless classic, Baby Einstein's Stack & Squish Cups Sensory Stacking Toys will keep your baby or toddler engaged in open-ended play for hours. Stick, stack, squish, nest, & more! These 6 vibrant collapsible cups invite exploration, creativity, and experimentation. Featuring suction-cup bases, your infant can stick them to virtually any surface, including floor and bath tiles, refrigerator, and high chair trays. Perfect for water play, you can use baby’s Stack & Squish Cups as bath toys or during mealtime for endless filling and pouring fun. This type of play promotes spatial reasoning and other important cognitive skills for the first years of baby’s life. Say the colours of each cup out loud to help your little one learn their colors.