RSCs are the most common container. All flaps are the same length. The two length flaps meet in the middle. . EZ Boxmakers offer the following variations: 201.11 - One length panel, plus tab 201.12 - One width panel, plus tab 201.21 - Two panels, width-length, plus tab 201.22 - Two panels, length-width, plus tab 201.31 - Three panels, width-length-width, plus tab 201.32 - Three panels, length-width-length, plus tab 201.42 - All panels, length panel first (tab attaches to length panel, instead of width panel) |