Heated Knee Pads for Pain Relief - These heated knee pads are designed to relieve your knee pain and discomfort. The soothing heat and warmth provided by the Knee Heating Pad on your lap is comforting. These heated knee pads are easy to use, quick to put on and heat up quickly in just 5 seconds. Ideal gift choice for parents and friends.Multi-Temperature Heated Knee Pads - An LED on the front of the knee pad tells you at a glance what temperature setting you're on, the button changes from red to white, then blue, then off, and it's easy to see which setting it's currently on. Red = high temperature. White = medium fire. Blue = low calorie.Knee Heating Pad with Skin-Friendly Soft Fabric - The Heated Knee Pads are made from skin-friendly super soft fabric for a comfortable thermal experience in your daily use. Knee heating pads are very effective and allow you to put the heat where you need it. The two connected Velcro straps stretch easily and hold very securely.Safety--The knee heating pad with temperature safety device will ensure a safe voltage range for the human body. Built-in thermostatic sensor, when red works for more than 30 minutes (high heat), it automatically switches to blue mode (medium heat). Therefore, it is 100% safe to apply this heating pad directly to your skin.