Ice-free PCR384 CoolBox System is a versatile ice-free alternative to ice buckets and gel-filled coolers. Cool, snap-freeze or transport 384-well PCR plates without worry of contamination or temperature variation. Comes ready to use with CoolBox, CoolRack PCR384, blue +2C cooling cartridge (1). The ideal PCR cooler that will keep all samples uniformly at desired temperature during usage duration. BioCision BCS-146