This purple bottle holds 15 ounces of liquid and is versatile and functional.The first of its kind. This triple-layer bottle include vacuum-insulated, high-grade 18/8 stainless steel to keep beverages colder and hotter, longer than all the rest. Superior performance, a sleek silhouette. Sip by S’WELL keeps beverages colder or hotter than all the rest. ECO-FRIENDLY BPA/BPS-free and reusable.TRIPLE-LAYERED Includes vacuum-insulated,high-grade 18/8 stainless steel. NO SWEAT Condensation-free exterior.