GF 218 WindowMark™ Blockout is an 8.0 mil gloss white print media with a dual-layer construction for 100% opacity—blocking all light transmission. It’s perfect for window graphics and retail displays where complete coverage is essential.

The clear removable adhesive allows for easy installation and clean removal, making it ideal for short-term promotions. GF 218 is outdoor durable for up to three years and works great for both indoor and outdoor applications.