This neck ice pack soothes and relaxes the neck and shoulders, relieving pain and tension. Great for reducing swelling due to injury or surgery, the cold pack is also useful for relieving headaches, strains and sprains, arthritis and inflammation. Durable, leak-proof design remains flexible when frozen for optimal effectiveness. our gel cold pack contour to most people's body,providing larger coverage of cold compression on your shoulders. And higer collar design won't ignore your neck pains,which will more targeted to your neck pain area,maximally both relief your shoulder and neck pains at the same time. Moreover,Larger size could holds the Hot & chillness for long-lasting time,giving your more effective Hot & cold compress great for reducing muscle swelling and alleviating pain.