Description: Hard-Plastic nozzle with inlet-valve. Rubber blower very powerful and refill quickly. Natural and environmentally friendly and non-toxic. Perfect for cleaning digital SLR, digital camera lens and telescope lens, filters, musical instruments, computers, keyboards, cellphone, etc. Specification: Material: Plastic, Rubber Length: approx. 150mm/5.9inch Ball Diameter: 56mm/2.2inch Package Includes: 1 Piece Air Pump Cleaner Air Blower