Boost 650 20F/-6C Morning Blue

The Boost 650™ 20F/-6C Morning Blue from the brand Therm-A-Rest is a sleeping bag designed to withstand the cold, aimed at hikers, mountaineers and other adventurers who want to sleep in comfort.

The outer fabric and lining, made from recycled nylon, offer high performance whilst being environmentally friendly. The durable hydrophobic Nikwax Hydrophobic Down™ down absorbs 90% less water and dries three times faster, without the use of dangerous perfluorinated compounds (PFCs). Its roomy shape and precise distribution of down ensure optimal thermal efficiency and comfort. WarmZip™With its central zip, you can adjust the shape of the down to create more or less space, and to increase or decrease heat retention.

The anti-jam fastening YKK® prevents accidental tears and makes it easy to open the bag in the middle of the night to regulate the temperature. The arm openings allow you to do all sorts of things without having to get out of your sleeping bag and uncover yourself. This model comes in a compression sack to take up as little space as possible when travelling.


Please note: Images in different colours have been added to help you see the product’s features. The model on sale here is indeed blue.

The Boost 650™ 20F/-6C Morning Blue sleeping bag Therm-A-Rest is a sleeping bag designed to brave the cold, for hikers, mountaineers and other adventurers who want to sleep in comfort.

The outer fabric and recycled nylon lining provide high performance in an environmentally friendly way. Hydrophobic down Nikwax Hydrophobic Down™ absorbs 90% less water and dries three times faster, without using dangerous perfluorinated compounds (PFCs). The spacious shape and the precise distribution of the down ensure optimal thermal efficiency and comfort. With its central zip WarmZip™, you can adjust the shape of the duvet to give you more or less room, and more or less heat retention.

The anti-puncture YKK® closure prevents accidental tearing, and the bag can be easily opened in the middle of the night to regulate the temperature. The arm openings allow you to do all sorts of things without having to get out of your sleeping bag and uncover yourself. This model comes in a compression bag to take up as little space as possible during transport.