Bivouac Sleeping Bags

Specialist bags for ultralight ascents, unplanned overnights or climbers’ bivis on exposed ledges: PHD bivouac bags open up a world of possibilities for comfort in extreme locations.

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Insulation
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From ¥51,080.59 560g 15℃
An insulated bivvy bag / sleeping bag cover to protect and boost the warmth of a down sleeping bag, increasing its warmth by a further 7°C while keeping off the muck and damp of the bivouac.
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From ¥54,235.56 385g 6℃
Very light, packable bag. Neck length for lightness. Ultralight under the stars, or backup on a quick ascent.
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From ¥63,249.78 777g -4℃
Specialised Primaloft-filled bag for climbers' bivouacs in damp conditions. Reliable comfort on an overnight belay ledge.
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From ¥65,503.34 870g -4℃
Used in combination with your Zeta bag to boost its warmth by 24°C. This specialised Primaloft-filled overbag is also cut to fit over our Ultra K, Minimus and Minim 400 down sleeping bags.
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From ¥66,855.47 600g -5℃
Very light, packable bag. Neck length for lightness. Overnighter on a fast mountain climb, or a high ridge traverse.
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From ¥79,325.14 840g -17℃
Very light, packable bag. Neck length for lightness in big mountains. Combine with down clothing for even lower temperatures.
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From ¥68,207.60 1120g -20℃
Specialised Primaloft-filled bag for climbers' bivouacs in damp conditions. Reliable comfort on an overnight belay ledge.
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