Designed to keep cold drinks cold and hot drinks hot until the last sip, this tumbler is the durable, cup holder compatible and rust-resistant answer to your daily commute. Features double-wall vacuum insulation and a MagSlider™ Lid with a magnet inside for easy opening and closing. Dishwasher-safe. Holds 20 oz. Color: Navy. Decoration: Laser engraved silver Kenworth bug logo. Material: Stainless steel.