Durable YETI mug with stronghold lid. Keeps beverages at the right temperature. NEW WITH TAGS, never used The product shown is a YETI Rambler 20 oz Travel Mug. Model: Rambler 20 oz Travel Mug. Color: Seafoam. Features: Includes a twist-on, leak-resistant Stronghold Lid with dual-slider magnet technology. Material: Constructed from 18/8 kitchen-grade stainless steel with double-wall vacuum insulation.