Reactor Lightweight Sleeping Bag Liner

The Reactor Lightweight enhances sleep system performance with advanced Thermolite® Pro fabric, which uses infrared-absorbing ceramic pigments and hollow-core fibres to trap body heat. Adding up to 4°C|7°F of warmth with minimal bulk, it’s ideal for ultralight expeditions. Stretch-knit fabric and articulated arm openings ensure unrestricted mobility. Treated with HeiQ Fresh odour control, it’s quick-drying, machine washable, and helps prolong your sleeping bag’s lifespan by reducing wash frequency.

Features
• Best Use: Backpacking, Cycle touring, Paddle touring
• Lightweight and insulative, Thermolite® Pro technology with hollow-core fibres and infrared-absorbing pigments enhances warmth with minimal pack size
• Stretch-knit and shaped arm openings allow unrestricted movement, providing natural comfort throughout your sleep
• Ergonomic design with a fitted hood delivers optimal warmth and comfort without extra weight or bulk
• Stretch fabric means the Reactor Liner fits any shape of sleeping bag
• HeiQ Fresh odour control technology keeps the liner fresh after extended use
• Snap connectors at the shoulders easily pair with Sea to Summit sleeping bags for quick, hassle-free entry and exit
• Machine washable construction simplifies care and reduces wear on your sleeping bag over time
• Crafted with certified recycled fibres and bluesign® APPROVED materials to minimise environmental impact

Materials
• 100% Post-Consumer Recycled Polyester
• Stuff Sack: 100% Polyester

Specifications
• Type: Thermal Liner
• Dimensions: Regular 76x31.5in/193x80cm, Long 81.1x31.5in/206x80cm
• Packed Size: 3.9x7.1x3.9in/18x10x10cm
• Weight: Regular 255g/9oz, Long 270g/9.5oz