2pieces heating patches size 28.5 * 8.5cm

the patches can be used for back pain and neck pain, for painful periods and to relieve muscles after exercise.

The patches are for single use and work by oxidation of iron and activated carbon, odorless, well supported by the skin.

The heat reaches its maximum diffusion after 30min + –

the heat can diffuse until 8h

Do not recommend for pregnant women and in case of irritated skin.