Exped Ultra -10°C Sleeping Bag Brand_Swiss Piranha and they have a warm

and they have a warm grid interior that is breathable to keep you dry

The Spectrum Trail 2

while boasting a simple but enhanced filtration system designed to prevent clogging from sand and silt

Separate tube adaptors for hands-free drinking available

Exped Ultra -10°C Sleeping Bag Brand_Swiss Piranha and they have a warmThe Ultra sleeping bag line uses first class materials and high quality down for uncompromising performance with minimum weight and packing volume. The Ultra 10C is a lightweight, high performance 4 season sleeping bag, designed for those who want minimum weight, a small pack size, and maximum warmth, even in demanding conditions the ideal companion for ambitious trekking adventures, alpine tours, and bivouacs. The high quality, durable RDS certified