Therm-A-Rest BOOST 650 20F/-6C sleeping bag

The Therm-a-Rest Boost 650 20F/-6C sleeping bag is designed for adventurers looking for a high-performance, lightweight and ultra-modulable model .

Its RDS-certified 650 cuin hydrophobic duck down filling provides effective thermal insulation with strategic distribution to maximize warmth to key body zones.

With a comfort temperature of 0°C, it's perfect for cool nights out hiking or bivouacking.

Thanks to its ingenious WarmZip system, this sleeping bag can be transformed to suit your needs. Opened, it adopts a semi-rectangular shape for greater space and comfort.

When closed, it takes on a mummy cut for extra warmth retention. The double-slider closure lets you modulate ventilation by adjusting the top or bottom opening.

When it comes to practicality, the Boost 650 20F/-6C stands out for its two zippered openings so you can put your arms out while staying warm, ideal for reading or cooking without leaving your cocoon.

It also features a soft, pleasant-to-the-touch recycled nylon fabric, an adjustable hood, an anti-cold collar and an interior pocket designed to keep your phone safe from the cold.

Supplied with a compression bag and storage net, this sleeping bag combines warmth, comfort and adaptability for all your adventures.

Ultimate bivouac versatility! The Therm-a-Rest Boost 650 20F/-6C adapts to all your nights for adjustable comfort and guaranteed warmth.