30ml Serum Bottle（JH-32G）

This premium 30ml glass bottle features sleek and smooth round shoulder lines, creating a soft, elegant and modern aesthetic that greatly elevates the overall product grade. With a moderate and practical 30ml capacity, this bottle achieves a perfect balance between daily use and portable storage, making it suitable for household daily care, outdoor travel and commercial mass packaging. It serves as an ideal packaging container for a wide range of liquid beauty products, including skincare essences, pure essential oils and other cosmetic liquid formulations, meeting the diverse storage and dispensing needs of beauty and personal care industries.
The bottle is fitted with a high-performance PETG dropper set with complete and standardized accessory configurations, consisting of a PETG middle collar, premium NBR rubber cap, low-borosilicate round-head glass tube and 20# PE guide plug. All accessories are made of cosmetic-grade safe and eco-friendly materials with stable physical and chemical properties, ensuring excellent compatibility with various active ingredients in essences and essential oils without causing contamination or ingredient deterioration.
The low-borosilicate glass tube delivers high transparency, corrosion resistance and chemical inertness, which can well preserve the activity and purity of liquid contents. The matched 20# PE guide plug features precise calibration, enabling smooth and uniform liquid delivery while effectively fixing the glass tube to avoid shaking and leakage. The durable PETG middle collar boasts high toughness, wear resistance and exquisite gloss, ensuring stable assembly and long-term use. Meanwhile, the high-quality NBR rubber cap provides superior airtightness, oil resistance and aging resistance, which tightly seals the bottle mouth to isolate air and dust, preventing liquid oxidation and volatilization.
In terms of customized production, this product has fixed minimum order quantity standards for customized caps. The minimum order quantity for electroplated rubber caps is 50,000 pieces, and the minimum order quantity for special-color rubber caps is also 50,000 pieces. Combining exquisite appearance, safe materials and practical functionality, this 30ml round shoulder bottle is a versatile and high-cost-performance packaging solution for high-end skincare and aromatherapy products.