insulated cup with handle

Capacities typically range from about 10 fl oz up to 40 fl oz. Common sizes shown are 10 fl oz, 18 fl oz, 30 fl oz and 40 fl oz.

Most bodies are stainless steel (often noted as 18/8 or recycled stainless steel). Lids and small parts commonly use polypropylene and silicone.

Common lid types include flip-top and drink-thru lids, multi-function sip lids (3-in-1 or sip-or-swig designs), screw-on 3-position lids, and lids with built-in straw or FreeSip spouts.

Cold-retention claims vary widely—examples in listings include roughly 8+ hours, 11 hours, up to 40 hours, or even "2 days iced" for some models. Hot retention is typically shorter; some travel mugs list up to about 6 hours. Actual times depend on cup size, insulation construction, and usage, and many product descriptions use non-specific "hours" claims.

Handle styles include comfort-grip handles, bucket-style or large "bucket" handles, toddler-sized easy-to-grip handles, ergonomic side grips, and contoured/grab-and-go handles. Many listings also note carry-related features such as cup-holder compatibility or a tapered base to help fit.

Many listings state these cups fit most standard car cup holders; some describe a tapered or narrow base to aid fit. One listing gives a specific base diameter of 3.15 inches as an example—check the product specifications to confirm fit for your vehicle.

Common accessories are lids and reusable straws—many listings include a lid and many include a straw. Some products specify a removable straw or a proprietary no-splash/reusable straw.

Reviewers most often praise thermal retention—many report long cold/ice retention for hours or a day+—and highlight ease-of-use features like comfortable handles, cup-holder fit, and dishwasher cleaning. Durability and build quality are commonly seen as strong, with occasional mentions of surface wear or isolated lid/packaging issues.