Magnetic loop relieves stiff shoulders.
Entire loop gives off a magnetic force, which penetrates all the way from the neck to the shoulders
Can be washed with water.
Automatically comes off if it is too tight around the neck.
Easy to take off.
Surface magnetic flux density of 55 mT, ferrite permanent magnet.
Material: Silicon resin.
Effect: Stimulates blood circulation and relieves muscle stiffness.