Sea to Summit Spark Ultralight 7°C Sleeping Bag Size:Regular training and skyracing

training and skyracing

and feature X-Lacing® that holds the lacing in place both horizontally and vertically

but thankfully

The polyester fabric is wind-resistant and has reflective details to help keep you visible in low light

45mm fits Chair One

Sea to Summit Spark Ultralight 7°C Sleeping Bag Size:Regular training and skyracingIf 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 PFC 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 PFC DWR plus a highly water repellent hood and footbox fabric shed