Vestibular Wedge Large Wedge 15 x 15 Jobst Ultrasheer 30 40 WaistHi No uncomfortable stays or hard 16 7136 No uncomfortable stays or hard inserts * Uses the force of gravity to promote correct posture and gently support the low back pelvis and abdomen during pregnancy * Supports under not over the abdomen to provide maximum relief with optimal safety and comfort * Does not require a stabilization strap above the abdomen * Easiest application of any maternity support: Attach the backside panels to the front abdominal pad and adjust the side pulls * Adjustable loop closure with nylon lining allows easy adjustment for an accurate fit Firm high density urethane foam core * Knit backed sewn vinyl cover * Easy clean surface * 5 year limited warranty Large Wedge 15 x 15 * Inflatable wedge requires active participation from user to assume correct sitting posture * Wedge combines dynamic seating and static positioning * Inflate or deflate wedge to vary the degree of difficulty *