Knee pad self-heating knee massager

[Performance] Hot compress and massage dual functions, efficient and soothing, large-area graphene constant temperature hot compress + acupoint high-frequency vibration massage directly reaches deep into the knee, deeply relieves knee discomfort.

[Material] Liss velvet warm fabric, warm and skin-friendly, selected high-density ecological warm velvet, warm to the touch in winter, locks warmth inside, prevents severe cold outside, keeps warm obviously, and heats up the knee joint. Circulation.