9916 plastic cap plug products are offered for sale by suppliers on Alibaba.com, of which lids, bottle caps & closures accounts for 16%, pipe fittings accounts for 9%, and other plastic products accounts for 7%.
A wide variety of plastic cap plug options are available to you, such as non spill, non-refillable and child-proof.You can also choose from as, zinc alloy and stainless steel plastic cap plug,