The Petzl SIROCCO is a 170 g climbing and mountaineering helmet built from EPP and EPS foam under a thin polycarbonate crown. This listing is Black in size M/L.

What it's for

A helmet for rock climbing and mountaineering when low weight and ventilation matter on long days. Note Petzl's statement below: it is not certified to the ski mountaineering helmet standard.

How it works

Hybrid construction: EPP (expanded polypropylene) foam on the sides and EPS (expanded polystyrene) foam on top, injected under a thin polycarbonate crown

TOP AND SIDE PROTECTION: Petzl's label for helmets designed to protect against side, front, and rear impacts as well as impacts from above

Coverage: the shell sits lower at the back of the head

Ventilation: the interior foam and liner have air channels for circulation

Brim: reduced at the front so it stays out of your field of view

Features

• Buckle and webbing: minimalist buckle with adjustable webbing
• Headlamp: two front clips and a rear elastic band hold a headlamp

Sizing and fit

• Size M/L (this listing): 53 to 61 cm head circumference, 170 g
• Size S/M: 48 to 58 cm head circumference, 160 g
• How to check yours: measure around your head just above the eyebrows and ears

Specs

• Weight: 170 g
• Head circumference: 53 to 61 cm
• Materials: polycarbonate shell, EPP and EPS foam, polyester webbing
• Certification: CE EN 12492, UIAA
• Color: Black
• Reference: A073DA03
• Guarantee: 3 years from Petzl

Warning

This helmet does not meet the requirements of the EN 18100: 2024 standard for ski mountaineering helmets.

The activities depicted are inherently dangerous. All users must be trained and competent in the use of the equipment for these activities.