Screw cap
This article includes a
list of references
,
related reading
, or
external links
,
but its sources remain unclear because it lacks
inline citations
.
Please help
improve
this article by
introducing
more precise citations.
(
April 2024
)
(
Learn how and when to remove this message
)
A
screw cap
or
closure
is a common type of
closure
for
bottles
,
jars
, and
tubes
.
Common screw closures (from left to right): Plastic bottle with plastic screw cap, Dispensing closure for salad dressing (with inner seal), Break-away closure for syrup, Dispensing pump closure, Dispensing closure (with inner seal), Spray pump, Metal closure on glass jar, Child resistant closure, Cap on toothpaste, Measuring cap
A "
sports cap
", which appears on many water bottles, seen in closed configuration at left and in open configuration at right, allowing the water to pass around the central blue piece.