Double-walled glass construction provides superior insulation, keeping beverages at your desired temperature longer while preventing condensation on the exterior. The distinctive groovy textured inner layer adds visual interest and enhances grip stability. Crafted from durable borosilicate glass, this tumbler resists thermal shock and everyday wear. Perfect for hot coffee, cold beverages, or smoothies, it combines functional design with modern aesthetics. Ideal for daily use at home, the office, or on the go.