petzl sirocco climbing helmet- Save 30% Off - Protect your head without weighing it down. The Petzl Sirocco climbing helmet is so comfortable and so lightweight, you'll probably forget that you're even wearing it!. . . Monobloc shell made from expanded polypropylene minimizes weight without compromising impact resistance. Excellent ventilation distributed around the shell helps keep you cool, dry, and comfortable. Removable quilted foam liner adds extra comfort. Fully adjustable to fit a range of head shapes. Magnetic buckle makes it easy to manipulate with one hand. Two hooks and rear elastic allow for headlamp attachment. Size 1 fits 48-56 cm head circumference; Size 2 fits 53-61 cm head circumference. Size 1 weighs only 145 g (531 oz.); Size 2 weighs only 165 g (5.8 oz.).
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