The CamelBak Camp Mug 12oz features a spill-resistant tri-mode lid that slides open smoothly to provide the perfect pour. It has a durable powder coating that prevents external condensation and a non-slip silicone base. This 12oz stainless steel camp mug features double-wall stainless steel copper vacuum insulation to keep beverages hot or cold longer. Key Features Material: 18/8 grade stainless steel Non-skid scratch-free silicone base Tri-mode lid prevents spills Copper vacuum insulation Condensation-free powder coating is scratch- and fade-resistant Hand-wash only recommended