TECHNOBOX M TELESCOPE consists of 2 TECHNOBOX 3 boxes : when lower box has no lid and upper box has no bottom boxes are delivered flat to save the storage space and minimized shipping cost. The closure by locking tongues and slots provides easy, quick and efficient packing and unpacking. This rare construction is design for users with wide range and lower volume products. This construction allows to minimize the numbers on different size boxes to be kept in the storage and gives a flexibility in packing. The box can be reused several times. Optional closure in spring steel facilitates reusing of the box.