Ebay offers Pure Enrichment PureRelief XL Heating Pad for $20.99 (reg $49.99) with free shipping.

Product Description:
Drape yourself in the ultimate heat therapy with the PureRelief XL Extra-Long Back and Neck Heating Pad from Pure Enrichment. This full-coverage heating pad is perfectly contoured to relieve muscle tension where people experience it most - the neck, back and shoulders. Thanks to its convenient built-in magnetic closures, it is designed to stay in place throughout your entire treatment session. For an even better fit, use the built-in loops and optional elastic belt to taper the heating pad to your body. The 29" x 24" XL Extra-Long Back & Neck Heating Pad has a flexible design which also makes it easy to lay across the abdomen as a lap warmer while the 2-hour auto shut-off timer will conserve energy and prevent overheating. The 4 therapeutic heat settings go from warm, low, medium and high and are easily changed with the LED corded controller to optimize the perfect temperature for you.
What you get: Electric heating pad with corded LED controller, elastic belt, storage bag, caring customer support 7 days a week and the peace of mind that comes with a trusted brand with millions of customers worldwide.

• Number of Pieces: 3
• Dimensions (Overall): 29 Inches (L), 1 Inches (H) x 24 Inches (W)
• Weight: 2.3 Pounds
• Textile Material: 100% Polyester
• Includes: Instruction Manual, Carrying Bag
• Recommended Use: General Purpose
• Number of Heat Settings: 4
• Material: Polyester
• Features: Ergonomic Design
• Power Source: Electric
• Care & Cleaning: Machine Wash