TheraGun Therabody WaveRoller - High Density Foam Roller for Body and Large Muscles. Bluetooth Enabled with 5 Customizable Vibration Frequencies in Therabody App Maximize Surface Area for a Full Body Relief - The Wave Roller combines vibration with innovate wave foam texture to deliver a complete, full-body foam rolling experience. The Waveroller is a perfect companion to our category leading Theragun percussion massage guns. What?s Included - Wave Roller (12"x5"), Protective Carrying Pouch, Power Adapter. This device is equipped with a 12V internal Lithium-ion Battery that has a 180 minutes of total life. Revolutionary Technology - The Wave Roller device has 5 powerful vibration intensity settings that can be adjusted to your comfort level via the Therabody App to help release soreness, reduce tension, and increase range of motion. Innovative Wave Texture - Made with hypo-allergenic EVA high-density foam for advanced sound insulation. Designed with innovative silicone wave grooves to add an additional dimension of pressure to the muscle, while providing superior traction control. Perfect Holiday Gift Idea: Therabody offers a wide range of holiday gift ideas for any occasion. From meaningful Christmas gifts and stocking stuffers to thoughtful holiday presents, our wellness-inspired Christmas gift ideas help you show care, relaxation, and love?perfect for Christmas stockings