30ml Cobalt Blue Boston Round Glass Bottle – 20mm Neck (360 pcs)

Overview

A premium 30ml (1 oz) cobalt blue Boston Round glass bottle with a 20mm neck finish. The deep blue glass provides a striking, high-end appearance while offering moderate UV protection, making this bottle ideal for essential oils, serums, tinctures, fragrances, and cosmetic formulations.

Key Features

• 30ml / 1 oz capacity

• Cobalt blue Boston Round glass

• 20mm neck size

• Compatible with droppers, pumps, sprayers, and caps

• UV-resistant blue glass helps preserve sensitive formulas

• Durable, thick-walled construction

• Ideal for serums, oils, extracts, fragrances, and apothecary products

• Bulk packaging: 360 bottles per case

Details

The vibrant cobalt blue color enhances product shelf appeal and supports premium branding. The classic Boston Round shape provides durability and a professional profile. The 20mm neck finish supports a wide range of closure types, allowing easy customization for product lines in skincare, aromatherapy, herbal wellness, and specialty cosmetics.

Cobalt blue bottles are especially popular for branding focused on purity, calmness, and high-end presentation.