20mm Vial Caps

3357 20mm vial caps products are offered for sale by suppliers on Alibaba.com, of which lids, bottle caps & closures accounts for 55%. A wide variety of 20mm vial caps options are available to you, such as child-proof, non spill and non-refillable.You can also choose from ptfe, food grade silicone and butyl rubber 20mm vial caps,as well as from retail, home use, and food shop 20mm vial caps, and whether 20mm vial caps is food, medical consumable, or beverage.