1 oz. Cobalt Blue Boston Round Glass Bottle, 20 mm 20-400

20mm 20-400 Aluminum Metal Cap with Pulp & Poly Liner

The 30W21S is a 20mm (20-400) aluminum cap with a white pulp/polyethylene liner, typically used on glass bottles, jars and jugs. White pulp/polyethylene lined metal caps are a great general purpose closure. They are ideal for powders and non-acidic food products and consumer products such as jar candles and honey.

20mm 20-400 Black Plastic Cap w/Poly Cone Insert (Polyseal®)

The 30WC20 is a 20mm black polypropylene cap with a poly cone insert. The poly cone liner acts as a wedge insert that seals the lip and the inner neck of a bottle, providing extra protection from leakage. These are recommended for use on glass bottles.

20mm 20-400 Black Phenolic Cap w/Poly Cone Insert (Polyseal®)

The 30W21C is a 20mm black cap with a Phenolic cone insert. The Phenolic cone liner is made of LDPE and acts as a wedge insert that seals the lip and the inner neck of a bottle, providing extra protection from leakage. These are recommended for use on glass bottles, but can also work with plastic containers.

20mm 20-400 Black Ribbed (Matte Top) Plastic Cap, Unlined

The 30W20B is a 20mm black unlined industry standard cap. This closure is made of polypropylene and fits our 20-400 bottles and jars. Industry standard caps feature a textured top and ribbed sides. The ribbed-sided design allows for ease of use when removing the lid.

20mm 20-400 White Ribbed (Matte Top) Plastic Cap, Unlined

The 30W20W is a 20mm white unlined industry standard cap. This closure is made of polypropylene and fits our 20-400 bottles and jars. Industry standard caps feature a textured top and ribbed sides. The ribbed-sided design allows for ease of use when removing the lid.

20mm 20-400 Black Child Resistant Glass Dropper (for 1 oz. Bottles)

The 30WDC2 is a black Child Resistant Glass Dropper for 1 oz. Boston Round Bottles that has a 20 mm (20-400) neck finish. This dropper has a polypropylene (PP) plastic dropper and 75 mm glass pipette. The glass tube and rubber bulb is ideal for dispensing essential oils, medicine, skincare and chemical products. Child resistant dropper caps have a child-proof locking to prevent kids from getting a hold of harmful products. This glass dropper is compatible with the bottles available below.

20mm 38 x 25 Clear Perforated Shrink Band

The 68WS20 is a 38 x 25 (mm) clear vertical double perforated shrink band for 20mm (20-400 neck finish) standard caps. Shrink bands are a cost-effective way to provide tamper-evident protection to packaged goods. Heat shrink bands are manually applied over and around the cap of a container. Heat is applied using a heat gun or heat tunnel until the band shrinks and closely fits around the container. Perforation allows for easy removal of the seal.