Modifying Off-the-Shelf Seating Off-the-shelf seating works well for the majority of people who use wheelchairs; however, there are some people who require either modification of off-the-shelf seating or, for those who have more complex needs, adaptive seating systems. This month, I will discuss some of the modifications that are available in off-the-shelf seating that address skin protection, positioning needs, or personal choice. 2013-06-13 Keep Reading