Experience the comfort of the Sea to Summit Reactor Lightweight Liner, a welcome addition to your camping sleep system. Ideal for cool or cold nights, this liner uses Thermolite Pro Technology, featuring knitted hollow-core fibers with infrared-absorbing ceramic pigments to reflect body heat, ensuring enhanced warmth and comfort. The stretch-knit fabric ensures a snug fit inside any sleeping bag, while the classic mummy design provides shoulder openings for free arm movement. Choose from versatile footbox options for added ventilation and mobility around camp. With eco-friendly Thermolite EcoMade fibers, it seamlessly combines sustainability with performance. Whether you’re hiking in the mountains or camping in the woods, this liner promises to extend your warmth in colder conditions.
Features
- Thermolite Pro fabric uses hollow core fibers and infrared pigments to trap and reflect body heat for added warmth
- Stretch knit fabric and articulated arm openings allow unrestricted movement during use
- Ergonomic hood design improves heat retention while maintaining a low bulk profile
- HeiQ Fresh odor control technology helps keep the liner fresh after extended use
- Snap connectors at the shoulders integrate with compatible sleeping bags for quick entry and exit
- Machine washable construction simplifies cleaning and helps reduce wear on sleeping bags
- Stretch fabric allows compatibility with any sleeping bag shape for versatile use





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