Artograph - BeadGlo Light Box - Necklace Tray - The Artograph BeadGlo Light Box Necklace Tray has multiple compartments and grooves make it easy to sort and align your beads prior to stringing. Never before has necklace making been so easy. Artograph BeadGlo Trays make sorting, organizing, and stringing a snap! This tray fits perfectly into the Artograph BeadGlo Lightbox.