Helium Expansion Baffle
A lightweight expansion baffle providing greater internal space to our down sleeping bags.
- Expands any Helium sleeping bag by 13 cm / 5 inch width*
- 2 YKK® zips allow baffle to zip into existing sleeping bag
- 30g of 90-10 Pure Duck Down with a minimum fill power of 700
- HELIUM™ 20 outer shell is very light and highly breathable
- Supplied with lightweight stuff-sack
* Not compatible with Helium Solo or Right Handed Zip Sleeping Bags
** Compatible with all our other Down Sleeping Bags with full length Left Handed zips
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Helium fabrics are exceptionally light, compressible and tough. There densely woven construction ensures the highest levels of down-proofing, wind resistance and resistance to heat loss.
Our high-quality duck down has an actual minimum down cluster content of 90% and is DOWN CODEX approved.