This lightweight organizer is a great way to store pH meter supplies such as buffers, probes, sample cups, squeeze bottles, and waste beakers all right at your fingertips. The compact design features a small footprint but a high storage capacity. The open design makes it easy to get larger items in and out. Each unit includes a built-in wiper dispenser. phPerch also includes six hole tool holder and plenty of room for stir bars, pipettors, calculators, pens and paper. Dimensions are 13L x 6D x 12H".