Tumble Forms 2® BiForm® Wedges. Innovative wedges provide two wedge positions in one. Side walls provide lateral support while keeping child’s arms flexed forward. Wedges can be nested together for more prone and supine positioning options. Velcro® straps secure positioning. One side of wedge is 2" deeper than other side. No color choice. Dimensions Height in mm Base (mm) 100 or 150 455 х 560 200 or 250 455 х 560 150 or 200 560 х 660 250 or 300 560 х 660
