Because they are stored in parallel, color and size are known at a glance, polyethylene is adopted as a mat. By raising the holding force of the head part, by inserting the hook into the slit with improved visibility by special processing, it is possible to smoothly take out the snapper without intertwining inside the case. VW - 2070 · VW - 2055 · VS - 7070 · VS - 7055 The system can be stored in the lower row.