Designed primarily for comfort, the Silk Blend Liner adds warmth to your sleeping bag via the 72% Thermolite® Pro yarns with infra red technology, Thermolite® EcoMade fibers and 28% silk. The combination creates a soft, luxurious sleep environment. The Mummy version has practical shoulder openings which aid with temperature regulation.

• Optimizes the climate core of your sleep system 
  
• Mummy shaped liner adds warmth and a touch of luxury to your sleeping bag
  
• Silk Blend liner offers hygienic protection
  
• Practical shoulder openings which aid with temperature regulation
  
• HeiQ odor control technology helps keep the liner fresh even after extended use
  
• Sea to Summit Guarantee is offered for the Lifetime of this product
  
• Comes with storage case
  
• Thermolite® Pro, Thermolite® EcoMade fibers & silk
  
• Bio-based HeiQ Fresh odor control treatment
  
• Length: 81.1in | 206cm
  
• Dimensions: 81 x 31.5 in | 206 x 80 cm
  
• Packed Size: 4.7 x 2.6 x 3.9in | 12 x 6.5 x 10cm
  
• Weight: 4.9oz | 140g