1. Round tube , oval tube , super oval tube 2. material : PE 3. Diameter :16-50mm 4. Capacity:5-300ml 5. Usage: cosmetics YANGZHOU SHARP I INTERNATIONAL TRADE CO.,LTD is a specialized plastic tubes made company . Our tube is made of PE , and the capis PP .The tube shape have round tube , oval tube and super oval tube. The tube diameter has 16mm ,19mm , 22mm,25mm,30mm,35mm,40mm,45mm,50mm , and the ...