From Vitamix, this blender features: The Ascent X Series is Vitamix's premium blender line. Its reimagined design combines an intuitive touch interface with a sophisticated, timeless look that feels at home in any home. It's the best in blending, enhanced by customer feedback, and updated for the modern kitchen. Ascent X4 features a 48-ounce container, an automatic Self-Cleaning Program, and five Blending Programs. Add SELF-DETECT containers and attachments to build a customized blending system designed to fit your needs. Material: zinc, tritan, copper, CR steel, TPE, 450 stainless steel, polypropylene, ABS 10-year full warranty: blend your favorite drinks, snacks, and meals for years to come Blending programs: 3 blending programs ensure convenience and consistent results Self-Cleaning Program: standard on all Ascent X Series models; just add warm water and a drop of dish soap 48-ounce container: our most flexible container size excels at low-volume and midsize blends (1-4 servings) You're in control: variable speed control and pulse let you manually fine-tune the texture of any recipe Pair with SELF-DETECT containers: add a range of compatible containers and attachments, building a customized blending system designed to fit your needs Programmable timer: built-in timer helps avoid over- or under-processing your custom recipes; set the timer to the length of your blend, and it will turn the machine off automatically Tamper holder: conveniently attaches to the motor base and provides easy access to your tamper while blending X4 motor base Measures approx.: 13" x 11.5" x 16.5" Made in USA.