Happi-Nappi Nap Bag Provides the top and bottom covers in one piece. Machine washable and dryable. Holds up extremely well, when washed a lot!! Approximate size: 30" x 50" Folds neatly into a cubby hole, two gallon zip lock bag or backpack ( Size is like a folded beach towel) The inside is made of soft quilted fabric just like soft Pajamas. One side is open 3/4 of the way down. The other side is open from the top 1/4 of the way down No Velcro or zippers (Children have a hard time using these and the Velcro gets fuzz in it.) The Nap Bag lays on top of the mat. (Mat sold separately) Happi-Nappi Nap Bag becomes your child's blanket. Parents use them too! Please Scroll down the screen for viewing the fabric samples to pick from when placing the order.