... 3000pcs into a cartonMOQ10,000pcsDescription1,All of our raw silicone is imported from international famous brand of Toshiba.2.Without demaning tooling ... port in China mainland are available 1,100% eco-friendly silicone material .2,food grade, environmental ,odorless and non-toxic. ... size is availble 4,accept customers' logo 5,Our silicone O ring have good waterproof effect to prevent milk spilled ...