Each package includes 6 dust cleaner bulb blowers, providing you with everything you need for efficient cleaning. | Our rubber dust blower are made of premium silicone material,Super soft, non-toxic, high elasticity, comfortable to touch. | Rubber dust blower is compact and portable, takes up no space, is easy to carry around,and is convenient to store in a computer bag or handbag. | Ergonomic design, easy to grip and operate, just press and squeeze, gently remove dust erase smudges from delicate equipment without leaving residue. | Our dust-free air blower is perfect for cleaning LCD,sensor,digital camera lens, binocular lens, and telescope lens, filters, musical instruments, computers, keyboards, cellphone, etc.