The Avian-X Ergo Marsh Seat is an ergonomic design built towards a new level of comfort while waiting in the marshFlexComfort Technology bends and conforms to your body/size to add spinal and lower back support A Rock-Solid and stable seat is created by fold-out lateral mud-flap supportsAdjust the seat height up and down for even more custom comfort in the fieldRotates Left/Right and includes an adjustable carry sling