Sea To Summit Reactor Thermolite Liner

We currently have 5 in stock.

Our most popular sleeping bag liner! The Reactor is made from 80g/m² THERMOLITE®—the lightest weight THERMOLITE® fabric available. THERMOLITE® is a hollow core fibre that provides amazing warmth for its weight and remains extremely breathable. The Reactor adds up to 8°C of warmth to your sleeping bag or can be used alone as a warm weather bag.

Features
  • Thermolite® insulation is a hollow-core fiber that provides extraordinary warmth for its weight and remains extremely breathable
  • It's very comfortable, more compact and warmer for its weight than fleece liners
  • Adds up to 14°F (8°C) of warmth to a sleeping bag, or can be used on its own as the ideal warm-weather bag
  • Thin drawcord with tiny cord-lock around the hood
  • Very light and compact
Technical Specs
Best Use-

Backpacking

Sleeping Bag Shape-

Mummy

Added Warmth (F)-

Up to 15 degrees

Added Warmth (C)-

Up to 8 degrees

Stuff Sack Size-

3 x 5 inches

Material(s)-

Polyester

Dimensions-

82 x 35 inches

Weight-

8.1 ounces

Our most popular sleeping bag liner! The Reactor is made from 80g/m² THERMOLITE®—the lightest weight THERMOLITE® fabric available. THERMOLITE® is a hollow core fibre that provides amazing warmth for its weight and remains extremely breathable. The Reactor adds up to 8°C of warmth to your sleeping bag or can be used alone as a warm weather bag.

Features
  • Thermolite® insulation is a hollow-core fiber that provides extraordinary warmth for its weight and remains extremely breathable
  • It's very comfortable, more compact and warmer for its weight than fleece liners
  • Adds up to 14°F (8°C) of warmth to a sleeping bag, or can be used on its own as the ideal warm-weather bag
  • Thin drawcord with tiny cord-lock around the hood
  • Very light and compact
Technical Specs
Best Use-

Backpacking

Sleeping Bag Shape-

Mummy

Added Warmth (F)-

Up to 15 degrees

Added Warmth (C)-

Up to 8 degrees

Stuff Sack Size-

3 x 5 inches

Material(s)-

Polyester

Dimensions-

82 x 35 inches

Weight-

8.1 ounces