Helium Expansion Baffle

$51.02

A lightweight expansion baffle providing greater internal space to our down sleeping bags.

Ideal for: Backpacking & Trekking
Weight: 110g/3.9oz

Select Colour ME-01635 Majolica Blue

Size Left Zip

Left Zip Right Zip

Helium Expansion Baffle

$51.02

Free UK mainland delivery on orders over £50
Hassle free returns within 30 days.

Helium Expansion Baffle

A lightweight expansion baffle providing greater internal space to our down sleeping bags.

Technical details

Temperature ratings

Comfort

n/a

Comfort Limit

n/a

Extreme

n/a

Features

Expands any Helium sleeping bag by 13 cm / 5 inch width
2 YKK® zips allow baffle to zip into existing sleeping bag
100% recycled HELIUM 20D outer shell is very light and highly breathable with PFAS-free DWR
100% recycled Supersoft 20D lining fabric with PFAS-free DWR
30g of 90-10 Pure Duck Down with a minimum fill power of 700
Supplied with lightweight stuff-sack

Good Night's Sleep Guarantee

Our “Good Night’s Sleep Guarantee” allows you to purchase a new sleeping bag with confidence. We’re so confident in our “Good N...

Our “Good Night’s Sleep Guarantee” allows you to purchase a new sleeping bag with confidence. We’re so confident in our “Good Night’s Sleep Temperature” rating that if you decide your new sleeping bag isn’t quite warm enough, we’ll upgrade your bag to one with a warmer specification
DOWN CODEX®

Since 2009, our DOWN CODEX® programme has set high ethical standards for down sourcing, eliminating live-plucking and force-fee...

Since 2009, our DOWN CODEX® programme has set high ethical standards for down sourcing, eliminating live-plucking and force-feeding, and ensuring only top-quality virgin down is used, certified to the Responsible Down Standard (RDS).
Helium

Helium fabrics are exceptionally light, compressible and soft. Their densely woven construction ensures the highest levels of d...

Helium fabrics are exceptionally light, compressible and soft. Their densely woven construction ensures the highest levels of down-proofing, fibre resistance, and wind resistance, ensuring lasting performance despite their extremely light weight.
Down 700

Our 700 fill power down duck is in the sweet spot of price and performance, offering excellent quality for all but the most ser...

Our 700 fill power down duck is in the sweet spot of price and performance, offering excellent quality for all but the most serious use. Being down, it has superb warmth-to-weight ratio, compressibility, lifespan, and softness.

Important California Resident Info

Bestsellers

Choosing the right sleeping bag

A fitful night’s sleep is no preparation for the big day ahead. Sleeping bags can make the difference between a comfortable sleep and suffering through the night.

Sleeping Bag Guide Temperature ratings explained

Helium Expansion Baffle

Helium Expansion Baffle