Locks in Place: Two suction cups hold shade firmly on window. Help protect against sunlight and glare. 1. Extra large suction cups attach firmly to window. 2. Roller hides shade when not in use. Retrace button unlocks shade so it can roll up. Pull tab makes raising and lowering shade easy. 5. Sturdy vinyl mesh helps protect against sunlight and glare. Mesh sun screen also helps block out irritating glare. Adhesive anchor tab for permanent installation (optional). For use with side windows. Questions? Comments? www.thefirstyears.com. Made in Taiwan.