*SCIENTIFICALLY DESIGNED FOR BACK AND NECK - curves around spine to safely target muscles on either side of back, neck, and spine*5 CUSTOMIZED VIBRATION SETTINGS - adjust to your comfort level to help release soreness, reduce tension, increase range of motion, and improve movement.*SMART CONNECTIVITY - Connects to the Therabody app via Bluetooth for total control of your rolling experience. Adjust vibration intensity and discover guided rolling recovery routines customized for your needs.*INNOVATIVE WAVE TEXTURE - innovative silicone wave grooves also an additional dimension of pressure to the muscle, while providing superior traction control.*PORTABLE WITH 200 -MINUTE BATTERY LIFE - small, lightweight, and fits easily in any bag to be used on the go*Wave Duo*Protective carrying pouch*USB -A to USB -C cable, Wave DuoContoured to the back, spine, and neck Ergonomically contoured to the back, spine, and neck, this portable smart vibrating roller is a uniquely versatile rolling solution. Five powerful vibration frequencies and high -traction wave grooves work to deliver just the right angles of pressure to areas in need—releasing soreness, reducing tension, and improving movement. -