Reactor Thermolite Liner - Mummy

The Sea to Summit Reactor Thermolite Liner is an excellent cold-weather option for those who need additional warmth. The Sea to Summit Reactor Thermolite Liner is a super stretchy, soft, and comfortable choice with a mummy shape, foot box, and a drawcord hood that is compact and lighter weight than fleece. The hollow core fibers trap heat and offer extraordinary insulating properties. Don't go home without this Bag Liners before your next trip!

Features

• Adds up to 14F / 8C of warmth to a sleeping bag
• Lighter weight, more packable than fleece
• Mummy shape with a box foot
• Drawcord hood with mini cord lock
• Packs into its own Ultra-Sil stuff sack