The ProMaster Premium Soft Cleaning Cloth removes dust dirt oil fingerprints and morefrom optical and delicate surfaces. Use it on lenses filters LCD screens and viewfinders. This cloth works well dry or it can be used with a high quality optical cleaning solution such as ProMaster OpticClean. A convenient cloth storage pouch is included with a fast easy-open top. Just squeeze the top and it pops open! The pouch slides into a camera bag or pocket and it also has a fabric loop for attachment to a lanyard or carabiner.SpecificationsCloth Dimensions: 11 3/4" x 11 3/4" / 29.8 cm x 29.8 cmStorage Pouch Dimensions: 3 3/4" W x 4 5/8" HCloth fabric is 80% polyester / 20% nylon microfiber blend