Sassy Drive N Drool KeysDrive your little one's level of engagement and stimulate them with the Drive and Drool Keys from Sassy. Featuring a rattling polka dot ball that makes for an engaging key chain and offers a fun rattling sound, and the three big bright keys too of course! The use of contrasting colors, different materials, and variety of surfaces help to stimulate baby. While the soft, squishy material is perfect for baby's environment, and is dishwasher safe, too!