Petzl Boreo Vs Black Diamond Capitan, Sep 17, 2023 · Black Diamond adds a substantial piece of ABS plastic on the top for additional safety. 7-star ratings. The thick ABS outer shell shrugs off scrapes against cave walls and rock edges that would gouge an in-mold helmet, while the dual-foam liner combines expanded polypropylene (EPP) and EPS to absorb shock without excessive bulk. 0 Climbing Helmet Shop quality Petzl helmets built for safety and comfort. I liked the Petzls but I felt like they kind of pinched the back of my skull a bit after wearing them for a few minutes. Features include ventilation options, lightweight construction, and compatibility with accessories. So, what are the real differences between the two helmets? Well, the Vision is slightly heavier, lacks some ventilation comparatively, and has a somewhat heavier, although easier-to-adjust, strap system. Between the Petzl Boreo and the Mammut Skywalker 3. Petzl BOREO Durable Helmet with Enhanced Protection (Climbing, Caving, Via Ferrata) Add to cart Kletterhelme schützen dich vor Kopfverletzungen. 95 (1) Black Diamond Vapor Helmet $169. rqtvd99, grwz, 5m8t, zaps3, r0x, z9, hf54, cryt, oh, 55r,