XINDA Adjustable Mountaineering Helmet Head Safety Guard Protective Gear Rescue Tool

Features:- Polycarbonate shell, tough, anti-corrosion and heat-resistant- Foamed polypropylene liners design to maximum impact absorption- Adjustable buckles, suitable for different size of head- With 11 vent holes, exhaust hot air out and bring cold air in, keep you cooler and drier during long session- Suitable for climbing, skating, cycling, exploring, rescue and other outdoor activities- Size: inner circumference: S: 52 - 55cm / 20.47 - 21.65 inches, M: 55 - 58cm / 21.65 - 22.83 inches, L: 58 - 61cm / 22.83 - 24.02 inches Sport: Mountain-climbing,Rock Climbing 0.600 Package weight: 0.658 kg Product Size(L x W x H): 26.00 x 21.50 x 15.00 cm / 10.24 x 8.46 x 5.91 inches Package Size(L x W x H): 29.50 x 13.00 x 17.50 cm / 11.61 x 5.12 x 6.89 inches Package Contents: 1 x Helmet, 1 x Pouch