Get some comfort from this Self-Heating Magnetic Back Brace Wraps around your shoulders, back, waist, abdomen and stomach to add warmth Made with built-in self-heating magnetic tourmaline in a lattice shape Gently and slowly heats up from your body temperature Ideal for general aches and pains or warming up on a cold day Simply wrap it around your body and use the self-adhesive fabric to fasten up Easy to put on and take off - you can also roll it up to take it on the go Breathable even when worn for hours at a time Choose from 3 sizes: see images for size guide Weight: 335g (approximately) Save 60% on the Self-Heating Magnetic Back Brace - now only 11.99 pounds