- Air blower with a brush for gently cleaning lenses and eyepieces ,- With a brush for removing heavy soiling and coarse particles ,- The air blower removes dust, crumbs and other small particles without touching the surface ,- Valve system creates an optimal gust of air ,- The brush can be attached to the side when not in use ,- Environmentally friendly as neither liquid nor chemicals are required for cleaning ,- Talc free - Brush Attachement: Yes ,- Diameter Rubber Bellow: 5.5 cm ,- Length: 16 cm ,- Colour: Black/Red 2 years legal warranty only