Bel-Art Secador Polystyrene Mini Desiccator Cabinet; 0.31 cu.ft. (F42075-1000) Space-saving and portable desiccator can be used with a standard single-use or re-usable desiccant to absorb water Cabinet desiccator has a latch and loops for securing with a lock or tamper-evident seal for security Internal volume of 0.35 cubic feet and dimensions of 21.6 x 33.8 x 25.4cm (8.5 x 13.3 x 10") (H x W x D) Cabinet constructed of clear polystyrene for durability and easy viewing Door-mounted dial hygrometer permits tracking of relative humidity (RH)