Ello Oasis Go 30oz Leak-Proof Stainless Steel Tumbler, 2 Pack

- 100% Leak-Proof: Built with innovative retracting silicone straw technology that seals shut completely, making it safe to toss into any bag without worrying about spills. - All-Day Cold Retention: Double-wall vacuum insulated stainless steel construction keeps beverages cold for up to 23 hours. - Travel-Friendly Design: Features a swinging top handle for easy carrying and a tapered base that fits perfectly into standard car cup holders. - Safe & Easy Care: Crafted from 100% BPA-free materials and is top-rack dishwasher safe. - Note: Designed for cold drinks only; not suitable for hot or carbonated beverages.