Representing the latest innovations in art supply storage the Studio Designs’ Flexible Foam Organizer features multiple compartments to accommodate various drawing supplies. The Organizers are lightweight yet durable and will keep pencils, brushes, makers, and more neat and conveniently handy. Flexible Foam Organizers even feature a cell phone slot to keep your phone clean, safe, and nearby as you craft your projects. Designed to fit easily into the Premier Metal Art Tray.