Evenly Gel Distribution: Compared with other ice packs' vertical division, our neck shoulder ice pack adopts horizontal division, which makes the gel more evenly distributed, wont collect at the bottom, and keep it steady on your body. Flexible & Leak-proof: Filled with professional-grade gel, the cold pack remains pliable when frozen, which help you easy to conform to body. And you can just store it in freezer so that it is readily accessible. Plus the double-sealed edging is also a guarantee to prevent leakage or tears. Just rest assured to use it. Humanized Two-sided Design: Designed with double-sided fabric, provides 2 levels of cold therapy. The plush cover provides maximum comfort, helps adapt to the cold and avoids condensation water from falling down to prevent frostbite. The silky nylon surface helps for penetrating deeper coldness to affected areas. Better-fitting Design: Extra long chest coverage and perfect curve to the neck shoulder, this ice pack is typically designed to fit your neck and shoulder well and stay in place on their own, you can experience quick relief without caring about sliding down. Effective Cold Therapy for Pain Relief: Filled with 30% more gel than others, Comfytemp shoulder ice pack freezes quickly and stays cold for a longer duration, providing full relief for your cervical and shoulder. 1h freeze provide 30mins dulcet relief for muscles, sprains, tension, bruises, tenseness.