The Toadfish Non-Tipping 20-oz. Tumbler is made from high-grade stainless steel and is double-wall vacuum insulated to keep your drink icy cold or hot to the last sip. Featuring SmartGrip suction technology, this tumbler will keep your drink upright and mess-free. Every tumbler comes with a shatterproof lid, keeping you on the go without worrying about spilling your drink. • SmartGrip Suction Technology makes it hard to tip but easy to lift• Double-wall vacuum insulation keeps your drink cold till the last sip• Made with high-grade stainless steel• Durable shatterproof lid with easy-slide tab keeps your drink safe and easy to sip Double-wall vacuum insulation keeps your drink icy cold or hot to the last sip Durable shatterproof lid with easy-slide tab makes it easy to drink | TOADFISH Non-Tipping 20- oz Tumbler