Available capacities range widely: small single-use bottles (8 oz), common reusable sizes like 16 oz and 20 oz, mid-to-large bottles around 24–33.8 oz and 32–40 oz, and extra-large options up to 62 oz.
Common lid and opening types include flip-top and push-to-open lids; drink-thru or sippable lids with built-in straws; locking lids or carry-loop locks; and wide-mouth spouts for swigging.
Insulation styles include double-wall and triple-layer vacuum constructions. Several bottles advertise keeping drinks cold for hours, with some listings specifying up to 24 hours.
Many bottles list leakproof or leak-resistant lids, locking lids or carry-loop locks, drink-thru or sippable lids, and vacuum/double-wall insulation; some product text also describes protective push-to-open lids.