Size:0.5, 1.5 or 2.0ml Tubes | Style:12 Places This small cooler safely holds twelve 0.5, 1.5 or 2.0ml microcentrifuge tubes or cryogenic vials at a temperature below -15ºC for approximately 1 hour. The polycarbonate cooler body is filled with a non-toxic gel which cannot contact tubes, ensuring that markings and labels on tubes are safe. A clear polycarbonate lid shows positions of tubes and is keyed to correspond with positions printed on the cooler. Molded side handles allow secure grip for transfer. Coolers are stackable and have rubber feet to prevent sliding on the lab bench. Ideal for protecting valuable samples stored in a freezer with defrost cycle. Use included insert to hold 0.5ml microcentrifuge tubes. Store at -20ºC for 24 hours prior to use. Dimensions: 14.5L x 10.0W x 9.5H cm (5¾ x 4 x 3¾”). Research, industrial and healthcare professionals rely on SP Scienceware for their sample handling needs. Sold worldwide, Bel-Art and H-B Instrument brand laboratory supplies include over 5,000 items from safety wash bottles to fume hoods, thermometers, racks, desiccators, hydrometers, ice buckets, scoops and spoons. Custom calibration services, plastic molding, specialty coatings and wire manufacturing are also available. Wilmad-LabGlass brand laboratory glassware complements Bel-Art and H-B Instrument with over 7000 items including NMR and EPR consumables and specialty glassware, as well as custom fabrication for individual glassware, glass repair services and OEM glass parts. SP Scienceware is a division of Warminster, PA based SP Industries which also include SP Scientific laboratory, thermal management, and pharmaceutical production equipment and SP Ableware aids for daily living.