The perfect mug for the rugged construction worker, road worker, manufacturer, or safety professional. And what better way to say "Don't mess with my cup of coffee" than a caution/hazard symbol! These 15 ounce mugs hold plenty of morning caffeine boosts and hot cups of tea on a rainy day. They're easy to grip and feel sturdy thanks to the C-shaped handle One size: 15oz (0.44 l) C-shaped easy-grip handle Black ceramic material with a glossy finish