The THERMOLITE Reactor Compact Plus can increase sleeping bag performance by up to 11 degrees with dual weight THERMOLITE fabric. Our regular 80g/m2 is combined with panels of 110g/m2 THERMOLITE in the core body and footboy areas adding extra warmth, while the ergonomic design shaves off excess weight. Ideal for gram counters under six feet tall. 

First dual fabric sleeping bag liner

110g/m2 THERMOLITE panels in core body and foot areas for extra warmth 

Compact, shorter design is ideal for women and youth

Extends life of sleeping bags by keeping them clean

Contrasting colour along the top edge makes it easier to find the opening

Packs into it's own Ulra-Sil stuff sack