Product Information: Describe: Knees and Legs-This knee massager combines heat and soothing vibration massage to help knees and legs after long hours of work. Thermal Massage-The heated knee pad wraps and supports the built-in thermal pad, which has 3 heat levels to provide gentle warmth to the knees. Knee heating pad with automatic shut-off function to ensure safe use . Vibration Massage-A comfortable leg massager with heat has 2 powerful massage motors that provide a soothing massage to the tissues and muscles. This will be a good leg massager, knee massager. It has variable 3 massage modes for personal use. Shoulder straps and fixed position-straps fix the knee massager in place, the massage thermal pad can be wrapped and locked to any knee or extended to the thigh, calf, arm, leg and fixed in place. You can use two or three support brackets at the same time as needed. Soft and Smooth Velvet Fabric: This knee and leg massager uses soft and smooth fabric materials for close contact in a comfortable way. The compact and portable design makes it easy to use knee pads at home or in the office. Ideal gift for mom, dad, man, woman, parent or friend's birthday, Thanksgiving, Christmas gift. Size：27x16cm/10.6x6.3in Product Contains: 1 pair of knee pads + 2 packs of wormwood/1 knee pads + 1 pack of wormwood