Trappify Window Fly Traps: House Window Fruit Fly Traps for Indoors, Gnat, & Other Flying Insect, Disposable Indoor Fly Trap with Extra Sticky Adhesive Strips Inside Home Housefly Bug Catchers (12) Bcareself making it easy to find Brush Cleaners making it easy to find the size that’s right for you You get peace of mind knowing Duracell is the #1 trusted brand and is recommended by the Arthritis Foundation for ease of use Plus no particulates or sediment INDOOR USE: Looking for the perfect fly catchers for inside home our advanced strength flycatchers feature double the amount of adhesive so you can set and forget with no need to re apply or replace before the trap has done its job