xB4 Convenient on/off switch conserves energy for hours of long-lasting use
xB4 Reusable pads warm in seconds to a cozy 98F
xB4 Water-resistant and shock-proof for indoor/outdoor environments
xB4 Protects and warms extremities for those with medical conditions
xB4 Ideal for construction workers, camping, sporting events and more
One size fits all. Requires four AA batteries (Not Included).





















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