Outdoor Sport Safety Helmet Adjustable Mountain Rock Climbing Drifting Head Protection Helmets

Features: 1. Made of premium abs resin material, it has high impact strength, corrosion resistance, good abrasion resistance. 2. The inner shell of the helmet is using high foam EVA, which will keep your head comfortable and safe. 3. Adjustable hanging device design, clockwise for get it firm and counterclockwise for get it loose. Suitable for all kinds of head size, the adjustable range is 58-64cm. 4. With 11 breathable holes in the front and back side, can effectively dissipate heat and ventilate while wearing. 5. Perfect for mountaineering, climbing, caving, kayaking, rescue, aerial work, abseiling, rappelling. 6. The release buckle can be used for wearing and removing the helmet, adjust the length, make it comfortable and prevent slippery. Specification: Condition:100percent Brand New Shell Material: ABS Resin Inner Shell Material: EVA Color: As Pictures Shown Size Inside Girth Inside Length Inside Width Height Weight Suitable People Adjustable 58*64cm/22.8*25.2in 20*22cm/7.9*8.7in 16cm/6.3in 20cm/7.9in 368g All People Weight: Approx. 362g Package list: 1 * Helmet