This Tervis Blackout 30oz. Vintage tumbler is perfect for Boston Red Sox game days thanks to its leak-resistant and stainless steel construction. The triple insulation reduces condensation and keeps your drink cold for up to 24 hours or hot for 8 hours, so your favorite beverage tastes perfect until the very end. It features Boston Red Sox graphics to coordinate well with any game day getup, loading spirit in every sip you take.