Endo Assist – Midnight Blue Organizer The Endo Assist has ambidextrous use, a flat bottom, and can be mounted on an Endo Guard. The organizer includes a small and a large finger ring, 12 foam inserts that clean and holds files, a built-in millimeter gauge. 1-1/2' x 1-3/4' x 1-5/8'. Ambidextrous, autoclavable up to 136C or 275F, has antimicrobial protection, and washer disinfectant. Single organizer