The nozzle is protected with plastic.This Dust Blower effectively brushes" away unwanted dust from your sensors, lenses, or other sensitive equipment with a powerful blast of clean air.Dust Remover Rubber Dust Bellow Blower Lens Cleaner Kit features with Natural and environmentally-friendly rubberMini Lens Cleaning Tool Dust Remover has Air inlet valve design prevents air stream air tubeDetachabl