Self-Heating Neck Protection Belt: Relieve Neck Pain & Stiffness with Massage Therapy!

Features:
Hyperthermia With Natural Mineral Tourmaline As The Core, Comprising The Product Formed Integrally With The Nano-bio-functional Materials.
In The Case Of Temperature And Pressure Changes, Continuous Release Of Far Infrared, Negative Ions.
And The Thermoelectric Micro-current Stimulation Effects To The Human Body.
Description:
Using Method: Directly Wearing, Make Hot Effect In 30 Minutes, Wearing
before Sweewing With Wet Towel, Hot Effection Will Be More Obviously.
Specification:
Material:Cotton, ABS
Color: black