Dual-Zone Control for Personalized Comfort: Designed for versatility, this heated mattress pad lets you control the left and right sides independently using one controller—perfect for shared beds or individual temperature preferences. Soothing Relief for Sore Muscles & Cramps: Experience fast, targeted warmth. This mattress heating pad delivers deep heat therapy to relieve pain, tension, and discomfort in seconds. Safe & Certified Performance: Features built-in anti-electrical radiation protection and a 15-hour automatic shut-off. Certified by UL and KC for peace of mind—comparable in safety to top brands like the Biddeford heated mattress pad and Serta heated mattress pad. Soft, Breathable & Washable: Made from 100% cotton, this electric mattress pad is breathable, lightweight, and machine-washable thanks to its waterproof silicone terminal—ideal for year-round use. Trusted Korean Quality: Slim and easy to store, ILWOUL is South Korea’s #1 heating mat brand—an excellent alternative to the Sunbeam heated mattress pad, heated mattress topper, or electric blanket under sheets.