contigo snapseal

Mug bodies are stainless steel (at least one listing specifies 18/10 stainless steel); the lids are made of plastic.

They have a subtly textured exterior for a secure grip and are sized to fit most car cup holders and many single‑serve coffee brewers.

Across models, hot retention is about 6–9 hours and cold retention about 12–21 hours, depending on the specific size and model.

Common capacities offered in the listings include 16 fl oz, 20 fl oz, and 24 fl oz.

Reviews commonly praise temperature retention, noting drinks stay hot for hours; however, some reviewers report durability issues after extended use, so feedback on longevity is mixed.