100% Stainless-steel bottle will not absorb odors. Interior measurement lines 5oz, 15oz, & 20oz. Noise-free twist-on agitator ensures perfectly blended drinks every time. Pop top lid is 100% leak proof. Durable handle built into lid. Designed to fit in most standard cup holders. Double wall vacuum insulated to keep drinks ice cold for 30+ hours or can use to keep hot drinks up to 12 hours. Prevents condensation build up outside of bottle. Officially Licensed Product