Carry Crate, benching crate, stackable bench crate.
WE use them by the thousands, so why not sell to you also.
Dutch tulip crates. Use them for carry trays, beching as stackable and interlocking.
Volumous so may attract additional postage.
Other items may be packed inside to save on freight.
Make excellent display benches for Orchid Shows as can be stacked and arranged just like lego.