High-polish 302 stainless steel cabinets have 3/16" thick glass door and sides for observing contents. Door has double-action lock, one-piece rubber gasket, and full-length hinge. Manual pressure vent valve lets you release pressure. Choose from flexboard or SS shelves; shelves measure 9-3/4"L x 8"W and have twelve 1/2" height adjustments. SS desiccant tray holds one pound of desiccant. Desiccator measures 12-1/2"W x 12-1/4"H x 12-1/2"D overall with an 11-1/2"W x 12"H x 10"D interior.