Plastic box with hinged lid holds up to (100) 1.5ml or 2.0ml microtubes. A maximum of 4 boxes 2 per side can be attached to the Magnetic Platform for use with the Roto-Shake Genie Enviro-Genie or Incubator-Genie. A maximum of 8 boxes 4 per side can be attached to the Magnetic Platform for use with the Rotator Genie For Use With SI-1100 SI-1101 SI-1200 SI-1201 SI-2200 SI-2201 SI-1400 SI-1401 Manufacturers Warranty Length 30 days