Boost your sleep system’s warmth with the Reactor Fleeceweight. Thermolite® hollow-core fibers and grid fleece trapand reflect body heat, adding up to 8°C|14°F with minimal weight. The stretch fleece and arm openings allow freedom ofmovement, while snap attachments fit Sea to Summit sleeping bags for easy access. Easy to clean and quick-drying, itfeatures HeiQ Fresh odor control. Using a liner reduces sleeping bag washes, helping preserve loft and extendlifespan.
Best Use:Cold-weather backpacking, Ski touring, (Stand-alone) summer use
Features
- Boosts Sleep System Warmth – Reactor Fleeceweight uses Thermolite® hollow-core fibers and grid fleece to trap warmth with minimal added weight
- Freedom to Move – Stretch-knit and shaped arm openings allow unrestricted movement, providing natural comfort throughout your sleep
- Technical Shape and Hood – Ergonomic design with a fitted hood delivers optimal warmth and comfort without extra weight or bulk
- Stay Fresh Longer – HeiQ Fresh odor control technology keeps the liner fresh after extended use
- Sleep System Integration – Snap connectors at the shoulders easily pair with Sea to Summit sleeping bags for quick, hassle-free entry and exit
- Easy to Keep Clean – Machine washable construction simplifies care and reduces wear on your sleeping bag over time
- Lower Impact Materials – Crafted with certified recycled fibers and bluesign APPROVED materials to minimize environmental impact
- Can be used on its own as a lightweight sleeping bag in warm-weather conditions
Tech specs
| Regular | |
|---|---|
| Weight | 14.1oz |
| Dimensions | 76.0 x 31.5 in |
| Packed Size | 5.9 x 9.8 x 5.9 in |
Material(s)
100% Post-Consumer Recycled Polyester; Stuff Sack: 100% Polyester
