EDELRID Zodiac Climbing Helmet OPTIMAL FIT: Wing-Fit system and rear adjustment dial fits all sizes and guarantees outstanding safety and comfort FULL PROTECTION: Robust and impact-resistant injection-moulded ABS shell and expanded polystyrene foam inner shell for reliable shock absorption ADJUSTS FOR COMFORT: Fully adjustable chin strap with closure system under the ear for greater comfort STORABLE: Cradle folds into helmet, significantly reducing pack EXCELLENT VENTILATION: Large vents ensure a constant supply of fresh air