Packaged by volume in 3/4" (19mm) diameter, 18" (457mm) long plastic tubes. Stringers measure 0.7 to 1.2mm in diameter. Approximately 168 pieces per tube for most colors. Stringers are approximately 17.5" long. Contents of an 18" (457mm) tube will spread across an 11" x 17-1/2" (279 x 445mm) surface. Net Weight: 6.4 oz.