{"product_id":"90-prism-belay-glasses-for-climbing-with-neck-cord-storage-case","title":"90° Prism Belay Glasses for Climbing with Adjustable Neck Cord \u0026 Storage Case","description":"\u003ch2\u003eAn Upward-View Format for Belaying\u003c\/h2\u003e\u003cp\u003eThese belay glasses are described with 90° prisms that redirect an upward view while you face forward. An adjustable rubber neck cord and protective case are included for keeping the glasses accessible and storing them between sessions. Confirm the actual fit and viewing characteristics before choosing them for your climbing kit.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e90° prism design:\u003c\/strong\u003e the viewing format identified in the source description.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable rubber neck cord:\u003c\/strong\u003e included for keeping the glasses nearby when not worn.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtective storage case:\u003c\/strong\u003e included for transport and storage; crush and water resistance are not specified.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrame-mounted prisms:\u003c\/strong\u003e described as lightweight, without a measured weight or detailed frame material.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eProduct\u003c\/th\u003e\n\u003ctd\u003ePrism belay glasses\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eListed viewing design\u003c\/th\u003e\n\u003ctd\u003e90° horizontal upward prisms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eFrame material\u003c\/th\u003e\n\u003ctd\u003eNot identified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePrism material and optical specification\u003c\/th\u003e\n\u003ctd\u003eNot supplied; “optical-grade” appears in source copy without supporting measurements\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eDimensions and weight\u003c\/th\u003e\n\u003ctd\u003eNot supplied\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eNeck cord\u003c\/th\u003e\n\u003ctd\u003eAdjustable, rubber as listed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eStorage\u003c\/th\u003e\n\u003ctd\u003eProtective case included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePrescription-glasses compatibility\u003c\/th\u003e\n\u003ctd\u003eNot specified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eUV and impact protection\u003c\/th\u003e\n\u003ctd\u003eNo rating or certification supplied\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch2\u003eWhy Choose This Design?\u003c\/h2\u003e\u003cp\u003eThe prism format offers an alternative viewing arrangement to compare for belaying, with a cord and case for managing the glasses between uses. The intended design may reduce the need to keep the head tilted upward, but individual comfort and viewing experience vary. No pain-relief, injury-prevention or climbing-performance benefit is established.\u003c\/p\u003e\u003ch2\u003eIdeal For\u003c\/h2\u003e\u003cp\u003eClimbers comparing belay-view accessories who can check fit, visibility and the exact manufacturer's instructions before use. These glasses do not replace belay training, attention, communication or correctly used climbing equipment. They are not presented as protective eyewear.\u003c\/p\u003e\u003ch2\u003eIn the Box\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e1 × pair of belay glasses.\u003c\/li\u003e\n\u003cli\u003e1 × adjustable rubber neck cord.\u003c\/li\u003e\n\u003cli\u003e1 × protective case.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDo They Eliminate Neck Pain?\u003c\/h2\u003e\u003cp\u003eNo clinical or ergonomic evidence is supplied for the original pain-elimination claim. The prisms are intended to change the viewing direction, not to treat a medical condition. Relief from pain or strain is not guaranteed.\u003c\/p\u003e\u003ch2\u003eWill They Fit Over My Prescription Glasses?\u003c\/h2\u003e\u003cp\u003eThe source supplies no frame dimensions or fit-over specification. Confirm clearance and compatibility with your own eyewear before purchase; universal fit is not established.\u003c\/p\u003e\u003ch2\u003eAre They Safety Glasses or Sunglasses?\u003c\/h2\u003e\u003cp\u003eNo impact-protection or UV-filter rating is supplied. Do not use them as a substitute for eyewear appropriate to the hazards and sunlight conditions.\u003c\/p\u003e\u003ch2\u003eCare and Use\u003c\/h2\u003e\u003cp\u003eFollow the supplied instructions for cleaning and use. Check the frame, prisms and cord before each session and store the glasses in the included case when not in use. Do not rely on scratched, loose or damaged optics. Familiarise yourself with the altered view in a safe setting before considering use during belaying; maintain direct situational awareness and follow qualified instruction.\u003c\/p\u003e","brand":"Trekker Essentials","offers":[{"title":"Default Title","offer_id":50621488562458,"sku":"\u003cnone\u003e","price":37.65,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0875\/6058\/5498\/files\/trekker-essentials-90-horizontal-prism-belay-glass.webp?v=1793193316","url":"https:\/\/www.trekkeressentials.com\/products\/90-prism-belay-glasses-for-climbing-with-neck-cord-storage-case","provider":"Trekker Essentials","version":"1.0","type":"link"}