Vibrating foam roller for large muscle group recovery!Experience effective muscle recovery with Wave Roller . our modern take on traditional foam rolling. Wave Roller’s high-density foam delivers optimal pressure deep into the muscles . while powerful vibration therapy dampens the pain typically experienced with rolling. Choose from 5 vibration frequencies that can be adjusted to your comfort level to help relieve soreness . reduce tension . improve mobility and accelerate recovery. Our innovative wave texture provides maximum traction for stability and control during your rolling sessions . while our 12 inch design maximizes contact with the body . making it extremely efficient to roll out large muscle groups like the hamstrings . quads . and back