100% Polyester, DISNEY MAGIC: Best-selling stroller accessories by J.L. Childress, now feature a touch of Disney! For over 30 years, J.L. Childress accessories have kept parents organized during adventures big and small. From our family to yours... Travel happy! Officially licensed Disney product. STORAGE: Add valuable cargo space and storage to your stroller. For a full day at Disneyland, Disney World or just a stroll around the block, easily carry everything you need for baby's comfort and fun!, NON-SLIP STRAPS: Attaches to stroller side bars with adjustable, non-slip straps. EASY ACCESS: Wide elastic opening provides easy-access to contents. AVOID TIPPING: Safely holds cargo weight lower on stroller to avoid tipping. Use one one each side of your stroller for maximum storage space.