Tesa® Insect Stop Hook & Loop Standard For Windows Is A Cost-Effective Natural Mosquito Repellent That Effectively Protects Your Home From Annoying Bugs, Flies, Spiders, Mosquitos And Other Insects. It Features A Self-Adhesive Tape With Hook Backing That Attaches To The Frame Of Your Patio Or Balcony Door And Neatly Holds The Mosquito Net In Place. The Tape Offers Excellent Adhesion, But Can Be Removed Anytime. The Mosquito Netting Can Be Cut To Exactly Fit Your Window Frame And Allows Problem-Free Opening And Closing The Window.