1. 4 Points Suspension System
2. Head Band For reduce Tension
3. Circular Nape Adjustment for better fit
4. Wheel Lock Adjustment (FASTRAC), Slide Lock Adjustment (STAZON)
5. Air Flow Ventilation Head Band
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Compact, Compact & Compact, Thats the basic design of SOS inner Suspension
FASTRAC : A very smooth Wheel Lock that will ensure a better adjustment, Even if your hands are on any Stuffy gloves & Don't Forget its Breathable Head Band on any Hot Days!
STAZON : Slide lock Suspension with a breathable Head Band. Compact same as its FASTRAC counterpart.