Raise a cup to your Texas Tech Red Raiders with this 30oz. Reverb Stainless Steel Tumbler. This tumbler features a double-walled, vacuum-insulated design so your cold drinks stay cold for 24 hours, and your hot drinks stay hot for eight. The Texas Tech Red Raiders graphics will let everyone know where your fandom lies every time you take a sip. Brand: Tervis. Holds approx. 30oz. Imported. Copper-lined 18/8 stainless steel. Material: 100% Stainless Steel. Do not put tumbler in dishwasher, freezer or microwave. Double-sided design. Officially licensed. Stays cold up to 24 hours and hot for 8. Hand wash, drip dry. Hand wash with soap (no bleach or chlorine) and water using a scratch-free sponge. Leak-resistant, easy-close lid. Double-walled, vacuum-insulated design. Lid is top-rack dishwasher safe. Printed graphics. Size: One Size. Color: Team. Gender: unisex. Age Group: adult. Material: OTHER MATERIAL.