... soft tubes, classified into the transparent tube, white tube, pearlized tube, pearlized white tube and various colored tube.3.Shape: Round ,oval, flat, ... , high penetration resistance.)The useful of tubes: 1).D13mm tube: suitable for sample cream and giveaway2). D16mm and 19mm ... requests,so please inform us with the tube diameter,volumn,tube color,cap type,Files for printing and other requriements you ...