Sea To Summit Spark Down Sleeping Bag H2O Purification allowing air to freely pass

allowing air to freely pass through – feet stay dryer and cooler

Seamless 3D Construction

External webbing straps provide additional clipping points

lithium-ion battery

Composition Inner Material : 100% polyamide (recycled)

Sea To Summit Spark Down Sleeping Bag H2O Purification allowing air to freely passIf you're counting grams, but still count on a great night's sleep, the Spark may be the right bag for you. Filled with RDS certified 850+ fillpower goose down treated with a non PFAS Ultra Dry Down treatment, the Spark is constructed with a technical hood and zipper draft tube to retain warmth. Comfort comes from a super breathable 10 denier liner fabric, while a 10D shell with a non PFAS DWR plus a highly water repellent hood and footbox fabric shed