12" x 12" x 46" Inner Lamp Boxes. These cartons are adjustable to provide a custom fit for hard to pack, fragile items like lamps, mirrors and artwork. Combine with Outer Lamp Box OUTERLAMP (sold separately) to make a set. Cartons are printed with fragile warning and this side up arrows and feature a convenient write on destination panel for deliver to instructions. Manufactured from 200#/ECT-32 kraft corrugated. Sold and shipped flat in bundle quantities.