The Thrive Chug VSS is made from double-walled, vacuum-insulated stainless steel, keeping your drinks perfectly hot or cold. Tapered at the bottom for an easy grip and designed to fit in most cup holders. It features a spill-proof, soft spout. The durable powder coating is scratch-resistant and allows you to put the cup in the dishwasher when you're done. A non-slip silicone pad at the base grips surfaces to prevent scratches and spills. Free from BPA, BPS, and BPF, just filled with your favorite beverage.