Carstens replacement vinyl pockets for Kardex-Visitray Document Filing Systems are made from high-quality clear vinyl that is engineered to stand up to heavy use in busy work environments. The pack of 10 pockets fit the 8.5" x 11" Visitray Filing System. Each double-sided vinyl pocket has a thin clamp on one end that can secure a sheet on either side of the pocket, enabling easy insertion and removal and leaving the face of your documents accessible for writing on. They each come with metal rods that fit securely into the Visitray frame and allow for smooth page turning without damaging your documents. Installation of replacement pockets is easy: Simply insert the metal rod into the hole on one side of the Visitray frame, then gently bend the rod until the other end slides into the hole on the opposite side of the frame. For over 130 years, Carstens has been the choice of the pros, setting the standard for quality and durability and functionality in products for healthcare facilities and beyond. We're proudly made in the USA of US and imported parts, and a WBENC certified Woman-Owned Small Business.