Double Warmth. Double Joy. Designed for sharing with friends and family, UT2s make winter warmer together. 4 Heat Levels up to 136 Adjust from 100-136 and resume your last setting instantly. Separated. Double the Warmth. MagTwins snap apart into two identical hand warmers. Share one with family or slip both into your pockets-keeping both hands toasty in style. Snap Together. Power That Lasts. Attach both with strong magnets for a sleek, compact warmer that delivers massive heat-secure and ready wherever you go. 360Adeg Heat in 3 Seconds Instant warmth, all-around comfort, anytime.