1. Gently remove dust & erase smudges from delicate equipment without leaving residue
2. Perfect for cleaning digital SLR SLR digital camera lens binocular lens and telescope lens filters musical instruments computers keyboards etc
3. Soft and elastic able to blow away the surface dirt easily
4. Metal nozzle with inlet-valve
5. Natural and environmentally friendly and non-toxic
6. Better for the environment than canned air!
7. Light weight small and handy .