The Ultralight sleeping bag from Criterion delivers a lightweight, quality piece of kit at a fantastic price. With Pertex Quantum fabrics, 700FP down and all the features you'd expect this is a great bag for experienced gram counter and beginners alike.
The Criterion Ultralight 350 is an extremely lightweight sleeping bag, designed for minimalists, ultralight hikers and adventure racers. With a comfort temperature rating of -3°C, this is a bag for the summer. Its weight is a mere 765gms, so it will add hardly any weight to your rucksack. It is made using a Pertex Quantum (52gms/m²) ripstop shell (formerly Pertex Microlight) filled with 350g of 700 FP Polish Goose down. Trapezoid construction eliminates cold spots enabling a comfortable night's sleep.
A DWR+ treatment of the shell helps protect the down from any dampness that may occur in your tent, from condensation or wet gear. When in its stuff sack, the pack size of 12 x 12 x 27 cm which is absolutely tiny. Since it takes up hardly any room you will be able to use a smaller rucksack.
The Criterion Ultralight 350 sleeping bag can be used for a diverse range of activities including ultralight hiking, 3 season trekking, micro-adventures, endurance racing/adventure racing/mountain marathons, cycle touring and travelling. The comfort temperature is -3°C, so you will not overheat during the summer, however, it will allow you to sleep outside even when the temperature dips down to freezing. The weight of 765 grams means that you can keep your pack light, which is vital when taking part in competitions.
Criterion's Ultralight 350 Down Sleeping Bag is a great option for people wanting to get out camping outside of the summer season. With 350g of 700FP down you are getting a decent level of warmth that will easily see you through the summer season and stretch into early spring and late autumn depending on the conditions. The heavier weight Pertex Quantum fabric adds durability and this kind of combination gives you a versatile bag that will work well on campsites, wild camping through to bivy trips. The DWR coating will certainly help with more adventurous outings.
The bag is impressively lightweight and packs down really well too. The fabric is much more durable than you'd normally expect on a bag of this weight. It has all the features you'd expect on a more expensive bag such as an anti-snag zipper, internal pocket and hang loops. The hood provides decent coverage and the drawcord can be used with just one hand. All-in, this bag provides great value for money.
- Reviewed by Ultralight Outdoor Gear
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