This is a warming liner. Its mattery al is Thermolite. It must be used with a down sleeping bag to be effective. Good elasticity, no restriction. Good ductility reduces grip because it rotates and increases comfort. It can be folded into small size, light and portable, easy to carry. Exquisite workmanship: the edge is covered with plush fabric to prevent it from slipping. Since each measurement method is different, the size will have an error of 1-3 cm. The difference between them: the black sleeping bag can be heated 5 degrees and the red sleeping bag can be heated 8 degrees for soft and comfortable.

A liner is a great way to protect your investment – using one on every trip will significantly cut down on the number of times you need to wash your sleeping bag. Most of our liners are easy care fabrics that can simply be machine washed.

Sleeping bag liners like our bestselling THERMOLITE Reactor Extreme are designed to add warmth to your sleep system in colder conditions. They’re a great way to extend the temperature range of your sleeping bag. Comfort is key when choosing a sleeping bag liner to complete your sleep system.

Our sleeping bag liners come in a range of soft fabrics to suit everyone—from silk and cotton sleeping bag liners, to fleece and stretch-knit. They also come in a range of shapes, lengths, and sizes – whether you are backpacking, comfort camping or traveling, we have the perfect liner for you Choose a mummy shaped liner to save weight on lightweight hikes or opt for a double silk travel liner for questionable hostel beds. AEGISMAX warming liners are the hygienic, packable, comfortable next-to-skin layer that helps you sleep soundly.

Please note that:

Due to the particularity of the fabric, the weight of the product you actually received may be different from the description, which will not affect its function!

Usage Scenarios（Match Nano2 for example）:

Product Parameters：

Rapid warming 8 ℃

The THERMOLITE fabrics

Raising temperature to keep warm.

Sweat fast drying.

Natural and environmentally friendly fiber

Soft and smooth, not tied.

Rapid warming 5 ℃