1.plastic caps 2.Material:PE,PP. 3.Size:18mm,20mm,24mm,28mm, ... ,45mm 4.Use:packing with pills,liquilds bottles. Features:1.plastic caps2.Material:PE,PP3.Size:18mm,20mm,24mm,28mm,32mm ... with pills,liquilds bottles.1.OEM,ODM are accepted2.Assorted caps with bottles3.Logo engraved is available4.Defending against high temperature ...