The Field Optics Research POCK Pocket Optics Cleaning Kit contains all the elements you need to keep your sport and photographic optics fresh and clear of dust, dirt, smudges and fingerprints. The kit contains cleaning fluid, a 100% goats hair lens brush, microfiber lens cloth, cotton swab and protective case to store it all in. The cleaning fluid is a non-alcoholic based solution. Toss this kit in your gear or field bag to make sure you'll always be able to have clean glass when the shot appears. The case contains a handy clip for attachment to your belt, shoulder bag or backpack.