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 395.91 590g 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 10°C while keeping off the muck and damp of the bivouac.
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From 371.58 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 411.39 777g -4℃
Specialised Primaloft-filled bag for climbers' bivouacs in damp conditions. Reliable comfort on an overnight belay ledge.
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From 427.98 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 505.39 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 640.31 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 451.20 1120g -20℃
Specialised Primaloft-filled bag for climbers' bivouacs in damp conditions. Reliable comfort on an overnight belay ledge.
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