2 transparent plastic hooks with adhesive for glass attachment: the innovative and intelligent choice for invisible attachment of decorations and objects on transparent surfaces, such as glass facades and windows. These hooks with adhesive strips allow the attachment of objects even on difficult surfaces, such as glass, where drilling would be problematic: theoretical hold up to 1 kg weight. Application: clean the surface with a glass cleaner without alcohol or silicone; apply the Powerstrips double-sided adhesive strip and press for 5 seconds, then attach the object for 5 seconds.