BOROS B4 boots with the Rosenbauer quick release fastener
- Certified according to EN15090 F2A HI3 CI AN SRC and EN 61340-4-3
- With Sympatex membrane
- With revolutionary Rosenbauer quick-release device
- Width adjustment possible in 2 zones (shaft and foot)
- Full freedom of movement thanks to 360° flex zone in the ankle are
