Includes polyfill pillow . Cotton/polyester print fabric with polyester batting fill . Suitable for preschool . Attached blanket lined with 100 percent cotton flannel, with a light layer of polyester fill for added warmth . Machine washable, gentle cycle, cold water . Removable pillow . Easy roll-up with Velcro closure . Lightweight when rolled, handy carrying strap . Conforms to U.S. flammability test requirements for sleeping bags as set forth in CPAI-75 . Sleep Mat: 50 in. L x 20 in. W (including pillow) . Pillow: 9 in. L x 20 in. W . Attached blanket: 40 in. L x 30 in. W This durable sleep mat is perfect for naps at home, school or day care.