Description: Comfort and light-weight internal structure. High strength, good toughness, corrosion resistance. Adjustable insert buckle for easy wearing and taking off. Fits 52-58cm/20.5-22.8inch head line , rotation adjustment buckle at the helmet back. With air vent, effectively heat dissipation, ventilation and breathable when wear for a long time. Great protector for mountaineering, climbing, caving, kayaking, rescue, aerial work, abseiling, rappelling and other outdoor activities. It's more suitable for ladies and kids. Package Includes: 1 Piece Outdoor Safety Helmet
