Warmth and relaxation await you with a Sunbeam Quilted Polyester Heated Mattress Pad. ThermoFine technology to auto-adjust for consistent heat control and 10-heat settings. Includes 10 heat settings and auto-off feature to provide personalized comfort and convenience. Preheat setting warms up your bed so you can slip into toasty comfort at bedtime. Machine washable. 100% Poly Product Type: Electric Mattress Pad Product Information Bed Size Supported: Twin Automatic Shut Off: Yes Automatic Shut Off Time: 10 Hour Number of Heat Settings: 10 Features: Quilted Physical Characteristics Color: White Material: Polyester Height: 13" Width: 11" Weight (Approximate): 3.12 lb Cleaning Method: Machine Washable