- The patented BOA two-finger speed dial
- 3-D lumbar support
- Countoured nylon outer shell
- Lightly padded sweat absorbing liner
- Adjustable belt buckle
Revolutionary BOA (Boa lacing system) tightening system provides instant adjustment and super secure fitting. The BOA knob uses internal 3:1 gearing so it does all the work and provides the ultimate support to your back. 3D shaped lumbar wedge fits and supports your lower back to allow your back to assume a natural position. The soft shaped pad provides the perfect lumbar support to take strain off your back., improve posture, and prevent accidents while moving or lifting.