Parts List: 1 x Oil Neck Pack Specification: Product Name: Oil Neck Pack Style(Optional): Elastic Straps, Magic Tapes Material: Cotton Size: 33 x 12.7cm Note: 1. Wear it for 30 minutes to 1 hour a day for better results, and replace it every 3-4 months as recommended. 2.There may be slight differences between the picture and the actual color of the commodity. We will try our best to show you the exact color. 3. Please allow slight dimension difference due to manual measurement.