A hanging hook that actually sticks to your windows for optimal viewing of bird feeders, plants and more! Holds up to 3 pounds. Made of super-strong UV stabilized polycarbonate. Description * Holds up to 3 pounds * Made of super strong UV stabilized polycarbonate * Will not crack, yellow or peel * Can be mounted with hook up or down * Works great for hanging bird feeders and plants Details UPC 789453300157 WEIGHT (LBS) .5 MATERIAL Polycarbonate BRAND Birds Choice MOUNT TYPE Hanging, Window