Keep one in your glasses case.
Eye Glasses Spectacles Lens Cleaning Microfibre Optic Cleaner Glasses Cloth Tool
Premium German Made Microfibre Cleaning Cloths for Glasses (Spectacles)
100x Microfibre Cleaning Cloths For Glasses Spectacles Lens Camera Phone Screen
10-100x Microfibre Cleaning Cloths For Glasses Spectacles Lens Camera Phone
10x Microfibre Cleaning Cloths For Glasses Spectacles Lens Camera Mobile Phones
