BLACKROLL Booster – Vibrating Core Insert for Foam Rollers, Muscle Recovery & Deep Tissue Massage

The BLACKROLL® Booster is a vibrating core insert for foam rollers designed to improve muscle recovery and reduce tension.

• The description claims the Booster enhances muscle recovery and reduces pain perception.
• The description claims the Booster uses Vibra Motion technology to stimulate blood flow and reduce soreness.