The Toddleroo by North States® 3-in-1 Wood Two-Panel Superyard® Gray Extension allows you to increase the Superyard from 6-panels to 8-panels. Sold separately from the 3-in-1 Extra-Wide Gated Wood Barrier (model number 4946), the additional panels increase its width from 151 inches to 198 inches. Want to increase the size even larger? Just add another Two-Panel Extension. When setting the 3-in-1 Superyard up as an enclosure an unlimited number of panels may be used. When setting up as a barrier, the maximum number of panels is twelve.