Set-up Tray Flat Size B (Ritter) - Pastel Baby Blue, Plastic, 13 3/8" x 9 5/8" x 7/8". Flat design allows free-form organization. Rounded edges make handling easy. Durable plastic construction. Dimensions: 13-1/2" x 9-5/8" x 7/8". Set-Up Flat Trays are specially designed for use in a health facility environment. They allow the user to organize material as needed during a procedure.The trays are made with sturdy, quality-grade plastic and designed with rounded edges for easy handling. Available in different colors.