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Overbags & Filler Bags

Combine with down clothing and / or your existing sleeping bag to create a versatile, lightweight, and economical sleep system.

Filler Down Sleeping Bag: 'K Series'
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 £261.00
240g
15°C
Ready Made: Filler Sleeping Bag: 'K Series'
Ready made version of this lightweight liner that boosts your sleeping bag's warmth by 10°C. Ships within 5 working days.
from £261.00
240g
15°C
Hispar Overbag
Used in combination with your lightweight Hispar bag to boost its warmth by 24°C. A roomy stand-alone bag in its own right too.
from £486.00
820g
-6°C
Hispar Down Overbag: K Series
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 £594.00
710g
-6°C
Thinsulate Overbag
Synthetic-filled overbag for long Arctic expeditions. To protect and boost your down-filled expedition bag.
from £223.00
1050g
N/A
Minim Overbag
Used in combination with your lightweight Minim bag to boost its warmth by 23°C. A roomy stand-alone bag in its own right too.
from £339.00
780g
-5°C
Zeta Primaloft Overbag
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.
from £304.00
870g
-4°C