The BLACKROLL® GROOVE STANDARD has the same density level as the BLACKROLL® STANDARD, but it has a grooved surface. The additional grooves on the surface cause a low frequency vibration effect, making it ideal for warming up by increasing blood circulation and stimulating receptors. The BLACKROLL® GROOVE STANDARD is particularly used pre-game in a variety of sports.
- Environmentally friendly and 100% recyclable.
- Easy to clean and sterilize.
- Vibration effect during fast rolling.
- Structured surface for new stimuli.