{"product_id":"black-diamond-half-dome-climbing-helmet-slate-s-m-lightweight-ventilated-adjustable-fit","title":"BLACK DIAMOND Half Dome Climbing Helmet, Slate S\/M — Lightweight Ventilated Adjustable Fit","description":"\u003cp\u003e\u003cstrong\u003eThe BLACK DIAMOND Half Dome is a lightweight, adjustable climbing helmet built for day crags, gym sessions, and alpine approaches that need dependable protection and a comfortable fit.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis classic Half Dome model in slate (size S\/M) combines a tough outer shell with an impact-absorbing foam liner, large vents for airflow, and an easy-to-tune suspension system. Designed to balance durability, ventilation, and low weight, it’s a practical choice for climbers who want a helmet that performs across rock, mixed terrain, and gym environments. The integrated headlamp clips and secure chin strap make it ready for early starts or long days on varied routes.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the Half Dome protect me without feeling bulky?\u003c\/h3\u003e\n\n\u003cp\u003eThe Half Dome uses a hard outer shell fused to foam that disperses impact forces while keeping overall mass low. The shape covers essential head zones and the interior padding smooths contact points so the helmet feels less intrusive during long wear.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eTough outer shell resists scrapes and punctures on rock.\u003c\/li\u003e\n  \u003cli\u003eImpact-absorbing EPS liner spreads energy from impacts.\u003c\/li\u003e\n  \u003cli\u003eLow-profile form preserves your field of view and balance.\u003c\/li\u003e\n  \u003cli\u003eLightweight construction minimizes neck strain on long approaches.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat makes the fit adjustable and easy to use?\u003c\/h3\u003e\n\n\u003cp\u003eThe Half Dome features a low-profile suspension system and a quick-adjust chin strap for fast, secure fitting. An intuitive adjustment dial lets you tighten or loosen the helmet while wearing gloves or on the move.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eSize S\/M tailored to head circumferences around one inch above the brows.\u003c\/li\u003e\n  \u003cli\u003eQuick-adjust rear dial locks the fit in place with a simple turn.\u003c\/li\u003e\n  \u003cli\u003ePadded chin strap with a durable buckle for secure, comfortable wear.\u003c\/li\u003e\n  \u003cli\u003eInternal webbing distributes load evenly, reducing pressure points.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill it stay cool during long climbs on warm days?\u003c\/h3\u003e\n\n\u003cp\u003eYes—the Half Dome incorporates generous ventilation ports that maintain airflow and reduce heat buildup during sustained activity. The balanced vent placement helps convect warm air away from your head without compromising protection.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eMultiple large vents promote continuous airflow.\u003c\/li\u003e\n  \u003cli\u003eInternal channels allow heat to escape during hard efforts.\u003c\/li\u003e\n  \u003cli\u003eVent layout preserves structural integrity and coverage.\u003c\/li\u003e\n  \u003cli\u003eWorks equally well in gym and outdoor settings for seasonal versatility.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does it integrate with climbing gear like headlamps and harnesses?\u003c\/h3\u003e\n\n\u003cp\u003eDesigned with practical features for real climbing use, the helmet includes integrated clips for attaching a headlamp and a compact profile that won’t interfere with ropes or harness straps. It’s built to be ready for early starts, belays, and technical moves where hands-free lighting and a stable helmet matter.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eSecure headlamp clips at the front and rear for various light styles.\u003c\/li\u003e\n  \u003cli\u003eLow-profile sides minimize snagging on ropes and ice tools.\u003c\/li\u003e\n  \u003cli\u003eDurable strap hardware withstands repeated adjustments and weather exposure.\u003c\/li\u003e\n  \u003cli\u003eNeutral slate color blends with most outdoor kit for easy coordination.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this helmet for? The BLACK DIAMOND Half Dome in slate S\/M is geared toward climbers seeking a reliable, all-purpose helmet: beginners wanting solid protection at a good value, gym climbers who need comfort for frequent sessions, and alpine or sport climbers who appreciate ventilation, integrated headlamp compatibility, and a quick, customizable fit. If you want a versatile, field-tested helmet that covers most climbing scenarios without excess weight or complexity, the Half Dome is a practical choice.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What head size fits the S\/M Half Dome?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The S\/M fits most medium heads—measure around the largest part of the head about an inch above the eyebrows for the best match.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I attach a headlamp to this helmet?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, the Half Dome has integrated front and rear clips designed to secure a variety of headlamp styles.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"BLACK DIAMOND","offers":[{"title":"Default Title","offer_id":59362738274652,"sku":"B07KXZSX7L","price":113.55,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/5604\/9244\/files\/black-diamond-half-dome-front-view-slate.jpg?v=1791214977","url":"https:\/\/sportium.co.uk\/products\/black-diamond-half-dome-climbing-helmet-slate-s-m-lightweight-ventilated-adjustable-fit","provider":"Sportium Sports And Outdoors","version":"1.0","type":"link"}