Disney Cars Oxford Backpack Includes Disney Cars Sleeping Bag and Backpack for easy storage! Sleeping bag open dimensions: 28'' W x 56'' L Great for Grandma's house, sleepovers, parties, day care, road trips, and more! Recommended for ages 4 years and up; 100% Polyester; Meets industry standard CPAI-75. Perfect way for your child to enjoy sleep-time!