YETI has crafted this Insulated Drink Sleeve and it’s on par with the performance excellence you’ve come to expect from them. Part of the Rambler series, the durable 18/8 kitchen-grade stainless steel double-wall vacuum insulated Colster is touted to keep drinks as cold as science allows. The ThermoLock gasket locks in temperature, maintaining chill. The design doesn’t produce sweat or condensation, keeping palms dry and frostbite-free while clenching and quenching thirst. Take it along on your next fishing trip, camping trip BBQ or tailgate party!