4 oz frosted black double walled PP straight-based jar with 70-400 neck finish. Double walled jars are unique because of its two-layer construction. Built as a jar within a jar, these jars help protect against the many perils that can harm your product. A smooth and elegant finish, pair with a dome cap for a "completed" look, these jars are popular in the cosmetic industries for creams, powder based products and other personal care products. The material polypropylene (PP) has a high resistance to shattering, durable, flexible and light weight. As always, remember to test your product with this specific packaging to ensure compatibility.
70-400 Black Smooth Continuous Thread Top PP (Linerless)
70-400 Extra Tall Gold Smooth Continuous Thread Top PP (Foam Liner)
70-400 Gold Smooth Continuous Thread Top PP (Foam Liner)
70-400 Silver Smooth Continuous Thread Top (Foam Liner)