Product Hispar 600 Down Sleeping Bag: K Series has been added to the 
PHD K Series: 1000 Down
The K Series has been created for one single reason, to take warmth-for-weight performance to the limit of what's possible. Unique 1000 down, super-light materials, and specific design features mean that the word Ultralight now applies to this wide range of gear that will take you to the Poles as well as on a Sahara Marathon. See our range of K Series Clothing too.
A lightweight liner that boosts your sleeping bag's warmth by 10°C. On its own, the lightest of sleeping bags. A PHD 'K Series' product: warmth to weight at the limit of possibilities.
from £274.00
240g
15°C
Warmth to weight taken to the limit. 'K Series' version of a bag used to boost the warmth of your existing sleeping bag by 24°C. Can be used as a stand-alone too.
from £624.00
710g
-6°C
Warmth to weight at the limit of possibilities with the upgraded 'K Series' edition of this mountain marathon runners' and extra-keen backpackers' favourite.
from £317.00
330g
+8°C
Warmth to weight at the limit of possibilities with this 'K Series' version of our classic lightweight bag. Minimalist design cuts weight, but not warmth.
from £364.00
380g
+5°C
Warmth to weight at the limit of possibilities with this 'K Series' version of our classic lightweight bag. Minimalist design cuts weight, but not warmth.
from £458.00
585g
-5°C
Warmth to weight taken to the limit with our 'K Series' version of this mountain lightweight for cool conditions. Ideal for fast ascents and quick travel.
from £613.00
655g
-9°C
Warmth to weight taken to the limit with our 'K Series' version of this mountain lightweight for cold conditions. Ideal for fast ascents and quick travel.
from £683.00
770g
-15°C
Warmth to weight taken to the limit with our 'K Series' version of this mountain lightweight for low temperatures and high peaks. Ideal for fast ascents and quick travel.
from £774.00
885g
-21°C
Warmth to weight taken to the limit with our 'K Series' version of this high-specification expedition bag, cut roomy enough for stashing kit and for comfort at altitude.
from £998.00
1570g
-32°C
Warmth to weight taken to the limit with our 'K Series' version of this high altitude and expedition lightweight. Ideal for moving fast in extreme environments.
from £911.00
1100g
-33°C
Warmth to weight taken to the limit with our 'K Series' version of this expedition lightweight. Ideal for cutting loads or for moving fast in extreme environments.
from £1,050.00
1315g
-46°C
Warmth to weight taken to the limit with our 'K Series' version of this high-specification expedition and polar bag, cut roomy enough for stashing kit and for comfort in extreme environments.
from £1,175.00
1880g
-48°C
Warmth to weight taken to the limit with our 'K Series' version of this polar lightweight. Ideal for cutting loads or for expeditions that plan on moving fast in extreme conditions.
from £1,193.00
1560g
-58°C
