1.Suitable for filling in hot or cold temperature, high temperature sterilization of food containers of glass processing.
 

2.Vacuum safety button design, which can against stealing and mischief to maintain the sealing.
 

3.To adopt the most advanced environmental protection sealant,non-harmful to the body of bisphenol  A, Phthalonitrile, acid esters, such as chemical composition; not only nvironmentally  friendly but also safety.
 

4.Vacuum safety button or non-vacuum safety button are both available.
 

5.Cap sizes from 30mm to 81mm.
 

6.Provide customized special specifications.