Adapt V600 delivers a brand new concept in backrest contouring for a wide range of postural care issues.It’s breathable and infinitely adjustable with lateral wings to wrap around you and hidden inner-contouring straps to provide variable support to the curves of your spine. AdaptV600 also comes with its own range of specialist head and neck supports Maximum user weight is 150kgSeat Width is cariable from 41-61cm Seat Depth is variable from 34-66cm Back Depth is variable from 35-67cm