Certified Safe and Fully Guaranteed- All REVIX ice packs are made of premium material. Thanks to the unique style, fine detail, and craftsmanship, ice wraps will be a great gift for your loved ones. Moreover, REVIX customer support team provide after sale support and service to customer worldwide. Please messages us your concerns, we will be in contact with you soon with satisfactory solutions. Hands-free Application-The ice neck wrap with a snap fastener to secure around neck and shoulds for a full range of movement. Effective to soothe injured muscles, joints, and tissues, recover from surgery, and recharge muscles after the gym. Malleable Neck Ice Pack Wrap Gel - The neck shoulder ice pack filled 30% more than others with lower freezing point(-13?) gel stays smooth and pliable after frozen. Long-lasting Neck and Shoulder Ice Pack- Ice pack neck with high-collar and extension-shoulder covers the whole upper back for better relieves pain around muscles great for muscle spasms, shoulder rotator cuff tear, and sports injuries. Patented Designed Neck Ice Pack Wrap- Ice pack for neck with plush cover to avoid frostbite and condensation water. Ice pack for neck and shoulders with nylon covers offers intense cold therapy for a deeper penetration effect.