How it works
These are the parts of a glass bottle as glassmakers name them, from the finish at the top to the base. The second drawing adds the parts of a wine bottle: cork, foil, label and punt.
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From the top down
The finish is everything above the neck: its top edge is the lip and its opening is the mouth. Below it come the neck, the sloping shoulder and the body, which holds most of the contents. The heel is where the side curves into the base, the surface the bottle stands on. On the wine bottle, the foil covers the cork, and the dimple in the bottom is the punt.
- Finish sounds like the end, but it is the top: the last part a glassblower finished.
- Heel and base are neighbors: the heel is the curved edge, the base is the flat bottom.
Questions and answers
What is the top of a bottle called?
The finish. It is everything above the neck, the part a cap or stopper seals on. Its top edge is the lip, or rim, and the opening is the mouth, which glassmakers call the bore.
What is the bottom of a bottle called?
The base is the surface the bottle stands on. The rounded corner where the side curves into it is the heel. A dimple pushed up into the base is a punt, also called a kick-up or push-up.
What are the parts of a wine bottle?
The same as any glass bottle, plus four of its own: the cork that seals it, the foil or capsule over the cork, the label on the body, and the punt, the dimple in the bottom.
Why does a wine bottle have a punt?
There is no agreed answer. Common explanations are that it is left over from hand-blown bottles, that it makes the bottle stand steadier, that it gathers sediment in a ring, and that it strengthens the bottle.