The Harmony 48 inch 3D End Float Bag in vinyl has all the features you're looking for in a 48 inch float bag. It has a 3D vertical nose, four isolated tie-in points, an inflation hose with a twist valve, and a rapid deflation dump valve. This is the bag of choice for shorter boats (9 ft - 12 ft) as well as whitewater tandems. The listed dimensions for the Harmony 48 inch 3D End FLoat Bag are for when the bag is inflated.