- Materials: EVA foam, ABS plastic
- Texture: Dimpled and contoured
- Dimensions: 5 in. x 8 in.
- Weight: 3 lbs., 2.6 oz.
Pros
- Unique design targets muscles between shoulder blades
- Vibration helps to unlock tension in spine
- Long battery life
Cons
- Less versatile for other muscle groups
- Proprietary charger
