Petzl Boreo Climbing Helmet

Size guide


Dispatched within 48 hours, or 3-5 days if sourced from store.


Order before 1pm for guaranteed next day delivery of this item*


On all orders over £150*


Reserve this item and collect it from one of our stores free of charge

The Boreo from Petzl is a durable, versatile helmet suitable for climbing, mountaineering, caving and more! Built with a new hybrid construction, it is both compact and head-covering. It features a tough ABS shell and an EPP and EPS foam liner underneath to offer reinforced protection against lateral, front and rear impact.


  • Extremely durable ABS shell
  • Expanded polypropylene (EPP) foam and expanded polystyrene (EPS) foam liner
  • Foam and liner absorb impact by deformation
  • Quick and easy headband adjustment
  • Absorbent comfort foam liners
  • Ventilation holes
  • Headlamp clips
  • Head circumference: 48cm - 58cm (size S/M), 53cm - 61cm (size M/L)
  • Weight: 285g (S/M), 295g (M/L)
A womman rock climbing

Climbing Helmet Buying Guide

Learn More

A woman climbing inside

A Beginner's Guide to Climbing

Be Inspired

A man climbing

How To Warm Up For Climbing

Read More

Q & A

Have you got a question about this product? Have a look below, ask a question or we’d be happy to help via Chat or can call you back!