Carson Optics LensPen. 4 7/8" closed. Compact, easy to use, yet highly efficient camera lens cleaning system. It employs a unique soft cleaning tip that contains a revolutionary non-liquid compound that will not spill or dry out and outperforms all other cleaning systems. Odorless. Safe and easy to use on all lenses. Reduces static charge build-up. Includes a high quality retractable natural-hair brush for removing dust particles. Ideal for camcorders, binoculars, scopes and cameras. Weighs .30 oz. Hang packaged.