Durable and versatile, Petzls womens specific Borea helmet is suitable for climbing, mountaineering, caving and more! Compact and head-covering, the hybrid construction comprises a tough ABS shell and an ePP and ePS foam liner underneath to offer reinforced protection against lateral, front and rear impacts. For comfort whether you wear your hair up or down, the adjustable Omega headband has a pronounced notch to accommodate a ponytail.