- Materials: Closed-cell polyurethane foam
- Texture: Distinct texture and dual-ball design
- Dimensions: 9 in. x 8 in. x 5.3 in,
- Weight: 14.4 oz.
Pros
- Effective muscle targeting
- Portable design
- Deep tissue access
- Durable, firm materials
- Works well for spine and neck release
Cons
- Not the most versatile
- Too firm for users that prefer gentle massage
