bala Hourglass Roller in Charcoal. bala Hourglass Roller in Charcoal. Make time for your recovery. Foam rollers are a trainers best kept secret when it comes to improving body alignment, flexibility, and recovery. The Hourglass Roller is dense enough to provide support, but soft enough to allow an easy and comfortable roll out. Your body will thank you.. Distinctive hourglass shape. Includes 1X Hourglass Roller. BALA-WU13. MH-01-CHAR. Bala is a Los Angeles-based movement company, founded in 2018 by husband-and-wife team Natalie Holloway and Maximilian Kislevitz. Their first collection, Bala Bangles, are stylish weighted bands that amplify the fitness benefits of just about any routine. Today, their line of fashion-forward fitness products are designed to bring a little something extra to a range of activities.