YETI Rambler Jr. 10 oz Tumbler w/Silicon Straw LidThe Rambler Jr. 10 oz. Tumbler is designed to deliver reliable performance and long-lasting durability for everyday use. Constructed with puncture-resistant 18/8 stainless steel, this tumbler is built to handle daily activities while resisting rust and wear. Double-wall vacuum insulation helps keep beverages cold for extended periods, making it ideal for travel, outdoor activities, and on-the-go hydration.The splash-resistant Rambler Silicone Straw Lid features a molded-in stopper that helps keep the silicone straw securely in place and reduces spills. Its compact, cup holder-compatible design fits most car seat cup holders for added convenience.Key Features: 10 oz. capacity; Durable 18/8 stainless steel construction; Puncture-resistant and rust-resistant design; Double-wall vacuum insulation; Splash-resistant silicone straw lid; Molded-in stopper secures straw in place; Fits most car seat cup holders; Dishwasher safe; Note: Recommended for ages 3+. Do not use the Rambler Silicone Straw Lid with hot, carbonated, or pulpy beverages, or for storing food or perishables.