Reactor Regular Midweight Sleeping Bag Liner Category_Shop/Promotions Includes a reusable case for

Includes a reusable case for convenient storage

or transitional outfits for multiple occasions

this crew base layer blends breathable Merino wool with LIFA® Stay Warm tech for superior moisture control and comfort

it keeps your essentials clean

Side compression straps to adjust pack volume

Reactor Regular Midweight Sleeping Bag Liner Category_Shop/Promotions Includes a reusable case forA warm, breathable sleeping bag liner made from midweight Thermolite fabric for extra thermal performance. It boosts warmth more than the standard Reactor while remaining soft, stretchy and packable. Ideal for backpackers who need reliable warmth without the bulk of heavier liners. Features Midweight Thermolite fabric provides a strong warmth boost compared to lightweight liners Soft, stretchy knit allows freedom of movement and a comfortable nights