An extendable back roller massager is a handheld massage tool designed to provide targeted pressure and relief to the back muscles. The massager consists of a long handle with one or more rollers at the end that can be extended to reach different areas of the back. The rollers are typically textured or ridged to provide a deeper, more intense massage experience. The massager can be used by oneself or with the help of a partner to apply pressure to specific points along the back, helping to release tension and alleviate pain. It is a convenient and effective tool for anyone seeking to improve their back health and overall wellbeing.