Product Description: This system that makes installation quick and easy. This system requires no tape or screws, which could potentially damage yourgarage door The components allow for the door to go up and down without hurting the integrity of the door. Our hardware consists of a hook attachment that goes over the top of the garage door and a tension hook at the bottom, which flexes as the door moves.The top hook attachment protects your mural from theft by keeping it securely held behind the frame of the garage door. The tension hook keeps the mural taut when the garage door is closed and protects it from wind damage by flexing with the mural.Outdoor Use: YesPower Source: No Power Sourcenote: The actual product may have slight color differences or differences, which does not affect use.Material: Metalcolour: BlackPackage Contents: 6 set Banner Decor ClipsOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.