This is a multi-sheet that can be used for strollers and car seats. Hand washable or machine washable. Heat retention/cold retention (heat packs/cold packs not included) 100% cotton Cute heart-patterned quilted material so it can be used all year round! The bottom of the bag is peeling off, but it has not been used, so it is in a clean condition! Please purchase only if you understand. ☺︎ #StrollerSeat