Toadfish Non-Tipping 10z Rocks Tumblers

Features: Smartgrip Technology - Patented SmartGrip technology makes it hard to tip but easy to lift, Double Wall Vacuum Insulaion - keeps cold drinks cold and hot drinks hot until the last sip, Stainless Steel -  Made with high-grade stainless steel, making them puncture & rust-resistant. Graduated Measurements - Built-in graduated measurements so you get a perfect size to pour every time. Shatterproof Lid - Durable lid with an easy-slide tab will keep your drink safe and easy to sip.