Pack-It® Mixed Cube M/M/M SetOne size, multiple benefits: The three medium sized cubes in the Pack It Mixed Cube M M M Set use a variety of 100% recycled fabrics to serve an array of packing needs. The heavyweight Gear Cube contains sharp or rough sided tools and offers weather resistant protection. The see through mesh of the Reveal Cube provides a glimpse of your next outfit, and when weight matters, the lightweight Isolate Cube organizes contents without adding bulk.