Reusable Instant Heat Pad Lower Back Pain Relief Warmer (1 Pcs) Relieve Back Abdominal Neck Palm and Shoulder Pain

Description The Hot and Cold Therapy Gel Packs are supremely convenient thermotherapy gel pads specially designed as personal pain management and rehabilitation solutions for use anywhere pain is present. These Hot and Cold Therapy Gel Packs deliver your choice of either hot or cold thermotherapy directly to the source of the pain for fast and effective pain relief. An ideal solution to aches, strains, injuries, headaches and more, these gel packs are freezer safe and reusable for years and years of dedicated use. Not-toxic and latex-free, the Hot and Cold Therapy Gel Packs ensure you’re ready for whatever pains life throws your way.  Specs Size: 14.5" X 5.5" Shoulder & Neck Pad: 1-2 hours Back & Abdomen Pad: 60-90 minutes Knee & Joint Pad: 30-45 minutes Pocket Hand/Foot Pad: 15-20 minutes How To Use To Activate Heat: Squeeze the metal coin located inside the heat pad until you hear a CLICK. The liquid will begin to crystallize and heat up. To speed up crystallization, si