Giottos Large Super Rocket-Air Blower for All Cameras - Camera Lenses - Video Equipment - Camcorders - For Clean And Clear Picture Quality Air inlet valve design prevents air's back flow from the air nozzle. Detachable supper air stream air nozzle. Rocket-Air blows off dust particles, even those clinging to items from static electricity. GIOTTO'S patented tripod base design provides free-standing function, convenient use and storage. Natural and environmentally-friendly rubber. - Special design for optional neck strap attachment.