The heating pad (24'' x 33'') delivers penetrating heat to large body areas simultaneously to simply keep you warm on cold days. Designed specially to be worn around the back neck and shoulders. Product Description： Size: 24 x 33 in Color: Gray Power Supply: Wall Adapter Heat Area: Full Body Material: Flannel Heat Level: 6Levels Auto-off Timing: 3H Safety Certified：ETL Suitable for ：Mother's Day, Father's Day, Thanksgiving Day, Christmas Birthday Retirement or Any Anniversary gifts Features: iDOO XL Back Heating Pad: At 24" x 33", it offers full-body heat therapy targeting the neck, shoulders, and back to alleviate muscle pain and tension. This XXL heating pad can also be flexibly used on the waist, abdomen, legs, and more. Its stand-up collar ensures neck warmth, while the snap button and adjustable shoulder straps allow hands-free use, making it perfect for relaxation, work, and chores. 6 Heat Settings & 3 Timing Settings: This heating pad for back pain relief with auto shut-off features heat settings ranging from 109°-149°F; with 3 timer settings (60/90/120/minutes), which ensure that the heating pad for neck and shoulder won’t overheat or waste energy. Fast Heating & ETL Safety Certified: The built-in PTC/NTC heating wires of the electric heating pad are tightly distributed to achieve fast and stable heating effect; has an overheating protection system as well as constant temperature protection, ETL certified ensuring your safe use. Soft Fabric & Easy to Clean: This heating pad is made from comfortable and soft crystal ultra-fleece fabric to provide you with excellent comfort and soft body touch.Electric heated wraps can provide even heat distribution to warm the body and relieve muscle pain; the body heating pad is machine washable after removing the controller. Customer Service & HSA/FSA Eligible Items Only List: Heating pad for neck and shoulders and back provides 1-year warranty service. If you have any questions, please feel free to contact us and we will help you solve the problem within 24 hours.