... 7 in 1 Pro Optical Cleaning Kit For Canon EOS EF Lens O2LDescription:1.STEP 1 -Air-blower Use ... external stains, apply a small of neutral Canon clean cloth and warm water cleaning solution can ... , heavy smudges or oils, from the lens surface, the lens cleaning fluid has been specially formulated for ... :>>nearbyexpress.com Camera Lens Dust Remover 7 in 1 Pro Optical Cleaning Kit For Canon EOS EF Lens O2L