Access your boat during the storage season.Dr. Shrink's Zipper Access Doors are available in three different sizes and allow access into the shrinkwrap coverduring the storage season. All access doors are simply taped to the shrinkwrap with our Heat Shrink tape after thecover is shrunk. Key featuresCloth zipperAccess doors are taped to the shrinkwrapDoors are 12mm thickSewn in double pull zipper