A decent 3 season Microfibre polyester outer, cosy brushed polyester lining and top performing Isofill insulation. This Freeway Single bag has a double layer of insulation.
Isofill: Siliconised hollow fibre that gives optimum warmth and insulation.Our own specification heavy duty zips ensure ease with little wear over extended periods. 2-way open.Sleeping bag attachment loop and liner snap closure fastening.Cap Compression Sack: Reduces storage size.1 season: For use in the summer months only. 2 seasons: For use from late spring through to early autumn. 3 seasons: For use from spring right through autumn. 4 seasons: For use throughout all seasons but more suited to colder conditions.Two layers of synthetic insulation are used and offset so each covers the other’s seams for increased insulation