The Giottos CL1310 Retracting 2 Position Goats Hair Brush is an excellent addition to anyone's gear bag. This brush, 3.5 x .5 x 1", fits neatly in any pocket and can be a lifesaver for getting dirt and other light contaminants off your optics. The Giottos Rocket-Air Blower is made from natural and environmentally friendly rubber. The super air stream blows off dust particles, even those attracted by static electricity. Giotto's patented and unique rocket base design allows the Rocket-Air to stand by itself and prevents accidental blocking of the inlet valve as well as making it easy to store. The inlet valve prevents back flow from the air tube. Ideal for use with digital camera sensors, lenses, telescopes, computer keyboards, microscopes, communications equipment, musical instruments and more.Large black Rocket Air Blaster easily removes dust and debris from cameras, lenses and filters with a powerful blast of air. Made of rubber. Includes a one-way valve to prevent Blaster from breathing in dust and spreading it back to your equipment.