Swing-top bottles are typically glass and use swing-top (flip-top) hardware: a wire clamp or metal ring combined with a stopper and a rubber gasket/seal to create an airtight closure.
Common color options include brown, clear, amber, and blue. Amber glass is often noted specifically because it helps protect contents from harmful UV light.
Some packs include useful bottling accessories such as a collapsible filling funnel, a narrow-neck bottle brush, labels or gold markers, paper tags, and shrink wrap.
Designs vary: narrow necks can reduce spills during pouring; teardrop shapes are comfortable in the hand; and faceted or octagonal bodies improve grip and handling.
Pack sizes range from single bottles to multi-packs, including singles, sets of 2, sets of 6, and larger packs labeled as 12- or 18-count.
Common uses include beer, wine, kombucha, homemade soda, fresh juices, infused water, milk, tea, and cocktails. They’re also used for non-beverage items such as syrups, infused oils, salad dressings, and for portioning or meal-prep servings.