These flexible wraps come in a pack of two and are designed to secure tightly to your arms and legs using velcro straps. This allows for targeted red light therapy sessions that conveniently and comfortably address areas of chronic and acute pain located anywhere on your arms and legs, though the use of these pads is not limited to the limbs and can accomodate any area of the body. It's built in timer with optional session length makes each session uniform and allows you to engage with other stationary activities until the device ends the session automatically. These wraps can assist with recovery and enhance general wellness with regular use.