Available in acrylic or ABS plastic Both versions hold 0.1 to 25mL pipets or cans. Racks feature four angled compartments. The ABS plastic version comes with optional attachments to hold pipet bulbs and pipet fillers on both sides of the rack. Cut-out "windows" on the ABS version makes the viewing of enclosed pipets easy. Magnetized version has strong magnets on both sides and mounts securely on fume hoods, file cabinets, and refrigerators. Measures 3.5 x 11.5 x 16".