You’ll find several lid and straw styles: leak‑proof flip straws, dual lids combining a soft straw with an easy chug spout, separate chug and sip lids with locking mechanisms, and folding straws that stay closed when not in use.
Materials listed include various plastics (polystyrene and polypropylene), silicone components, and metal options such as 18/8 stainless steel.
Some listings offer insulated designs, including double‑wall construction and vacuum insulation, to keep drinks cold and reduce condensation.
Common features include leak‑proof flip straws, leak‑resistant lids with locking mechanisms, and folding or stowable straws/closures that prevent leaks when closed.
Some bottles include a water‑level window for quick visual checks and a non‑slip rubber base to help them stay put on desks or tables.