The sleeping bag liner is made of finely woven polyester fabric with a brushed surface reminiscent of cotton - soft and smooth to the touch, highly breathable, naturally hypoallergenic.
The reverse side warms in winter, the reverse side cools in summer. The rectangular shape of the liner ensures considerable freedom of movement when sleeping, it can also be used on its own in summer, in other seasons as additional thermal insulation in a sleeping bag. Available in two sizes.