HAPPY SLEEP: The sleeping bag is made of polyester, soft and breathable. with funny Blue Dinosaurs, Very suitable for decorating baby boys' room, Add more fun to your child's sleep. DAYCARE FRIENDLY: Toddler sleep mat measures 50 x 20 inches and is perfectly sized for keeping your little one cozy, soothes tension, helps toddlers feel at home and fall fast asleep, perfect for preschool, daycare or kindergarten. PERFECT GIFT: High-quality sleeping is a priority thing for toddler children, this sleeping mat makes baby's sleep time more enjoyable. It will be the perfect choice as a gift for your little one at special days.(school opening gift or birthday gift) MACHINE WASHABLE: Take out the removable pillow, machine wash nap mat in cold water with gentle cycle and tumble dry low and its good as new INSTRUCTIONS: Because of the kids sleeping bags is under vacuum compression for a long time, the nap mat may look thin when you first open it, be sure to wash and dry it and then pat it so the nap mat will be fluffy!