High performance 9 1/2" wide belt design offers full support and fit for most wearers from small to large. Comfortable neoprene pad fits center of back over spine. Breathable Spandex, vented V-pulls and front padded cushions all allow added comfort. 4 polyethylene plastic stays mean greater fit. Comes in reusable zipper storage bag. Small to Large - 26" to 48"