Note: 1. Please allow 1?2cm error due to manual measurement. Thanks for your understanding._x000D_2. This product cannot self heat or stick. It needs to be used with a hot compress brace (the hot compress brace needs to be prepared by yourself). specification: Item Type: Herbal Pad_x000D_Material: Cotton and linen cloth_x000D_Type: Carthamus Tinctorius Bag_x000D_Size: Approx. 16 x 7cm / 6.3 x 2.8in_x000D_Application: Hot compresses for wrist guards, ankle guards, shoulder guards, neck guards Features: 1Usage: Herbal pad can be put in the electric waist brace and knee protector for hot compress, easy to operate, practical. 2Match To Use: Use it with the shoulder neck massage belt. While applying heat, it can be penetrated by safflower moxibustion to warm the shoulders and necks. 3Appropriate Size: The size is suitable for hot compresses on the neck, wrists, ankles, etc. Important body therapy accessories. 4Excellent Fabric: Adopts high quality cotton and linen fabric, safe and skin friendly, mesh penetration, thin and breathable. 5Portable: Exquisite workmanship, anti scalding and heat insulation. Light weight and compact, easy to carry, suitable for many occasion. PackageList: 1 x Carthamus Tinctorius Bag