Sea to Summit Reactor Sleeping Bag Liner – Mummy with Drawcord (Standard) – Sulphur Yellow Sit On Top eliminating the trade-off between flimsy

eliminating the trade-off between flimsy flip-flops and rigid approach shoes

The ideal size for active climbers

Maximum grip

round shape with keyhole nose bridge detail

Sea to Summit Reactor Sleeping Bag Liner – Mummy with Drawcord (Standard) – Sulphur Yellow Sit On Top eliminating the trade-off between flimsyBoost your sleeping bag's warmth and versatility with the Sea to Summit Reactor Liner Mummy with Drawcord. Engineered for cold weather performance, this liner features advanced Thermolite Pro fabric with infrared absorbing ceramic pigments and EcoMade hollow core fibers to retain and reflect body heat efficiently. The stretch knit construction offers a cozy, unrestricted fit that adapts to all sleeping bags, while the drawcord footbox adds ventilation