Bottle Closure Guide: Corks, Screw Caps, Pilfer-Proof Caps or Glass Stoppers?

In glass bottle packaging, the bottle closure is not just a sealing tool — it plays a crucial role in brand identity, user experience, and overall product positioning. Choosing the right closure type based on the product's nature can significantly enhance its market appeal.

Here’s a comprehensive comparison of four common closure options and their ideal applications:

Cork Stopper

Best for: Wine, fruit wine, brandy, and other fermented beverages
Features: Traditional, premium image; allows limited air exchange, suitable for aging. Requires standardized bottle neck design.
Pro Tip: Combine with wax seals or twine for a vintage, handcrafted look.

Screw Cap

Best for: Vodka, whiskey, flavored drinks, sauces
Features: Easy to open, strong sealing, ideal for automated filling lines.
Pro Tip: Customizable with brand color and printed logos; perfect for modern branding.

Pilfer-Proof Cap (Tamper-Evident Cap)

Best for: Liquor, medicinal wines, functional beverages
Features: Built-in tamper-evidence; once opened, cannot be resealed fully. Boosts safety and professionalism.
Pro Tip: Preferred in export markets and regulated industries.

Glass Stopper

Best for: Premium spirits, display bottles, aromatherapy drinks
Features: Elegant and transparent; used with a silicone ring for better sealing.
Pro Tip: Ideal for limited edition packaging and gift sets — adds collectible value.

One-Stop Closure Solutions for Every Bottle

As a specialized glass bottle manufacturer and exporter, we provide not only bottle production, but also fully integrated closure services:

  • Wide range of corks, screw caps, pilfer-proof caps, and glass stoppers

  • Cap customization: colors, embossed logos, printed branding available

  • Support for OEM/ODM projects based on samples or design drawings