【Durability and Ease】: Made of 100% polyester, the blackout roller blind offers a long-lasting and easy-to-clean window solution 【Wide Applications】: Transform spaces such as homes, cafes, and office buildings with this versatile marine blue window covering 【Blackout Feature】: Enjoy privacy with this polyester blackout roller blind in marine blue, blocking direct sunlight for ideal room settings 【Child Safety】: Adjust the height with an integrated chain connector and cord clip for added safety in homes and offices 【Easy Installation】: Install this blackout roller shutter with screws or without drilling using clamping brackets, perfect for any window frame