651084 / BLACK DIAMOND COULOIR View larger


Ultralight, and extremely packable, the Couloir is the harness of choice for mountaineers and skiers on steep snow climbs, short rappels and technical glacier travel.

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on demand

Data sheet

Color blue
Material nylon
Type Unisex

More info

For technical big mountain lines, crevassed ski terrain or moderate glacier climbs, the Black Diamond Couloir harness is a full-featured technical harness that packs down to the size of an orange and easily stashes in your pack or jacket pocket. Designed with a full-strength belay loop, the Couloir features low-profile comfort with a Speed buckle closure that makes for easy on and off while wearing skis or crampons. Two Ice Clipper slots pair with an integrated ice screw slot in each leg loop to reduce clanking during long approaches and flat glacier travel, and two webbing gear loops secure cordalettes, extra biners and other essential gear.

  • Redesigned ultralight construction with hydrophobic fabric
  • Speed buckle for easy on/off while wearing skis or crampons
  • Two webbing gear loops
  • Four Ice Clipper slots with ice screw slot in each leg loop to reduce clanking
  • Full-strength belay loop
  • Extremely light, packable and low profile
  • Primary fabric is bluesign approved

Product combinations

Model Size Weight Waist belt Leg loops
651084-XS/S XS/S 61-76 cm 43-51 cm
651084-S/M S/M 215 g 69-84 cm 48-61 cm
651084-M/L M/L 76-91 cm 53-66 cm
651084-L/XL L/XL 84-99 cm 58-69 cm
651084-XL/XXL XL/XXL 91-112 cm 64-86 cm

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