- Off-set double layer construction - Off-set seams prevent cold spots at the stitching lines
- Insulite™ Helix is a blend of hollow and multi-channel fibres which regulate temperature and transfer moisture away from the user. The fibres compress to a small size giving effective insulation whilst keeping overall weight low.
- Diamond polyester ripstop shell
- Silky polyester lining - Soft to the touch for a more comfortable night's sleep
- Thermal-Reverb - Aluminised layer reflects radiated body heat back to the user for maximum warmth
- Thermal Embrace System - Elasticated thread woven into the inner fabric. Makes the sleeping bag gently hug close to the body. Reduces cold spots and increases loft of insulation.
- Arrow Foot - Shaped foot area allowing feet to relax into their natural position
- 3D hood with multi-cord closure - Structured hood design keeps the head and shoulders warmer during the night. The hood's dual cord thicknesses allow easy adjustment in the dark
- Insulated, adjustable shoulder baffle - Retains heat within the sleeping bag
- Insulated zip baffle - Retains heat within the sleeping bag and reduces cold spots
- Full Length Two-Way Auto-Lock Zip with Zip Guard: Used to seal in warmth or provide ventilation and can be used from inside the bag. Anti-catch piping helps to prevent the zip from snagging on the lining.
- Internal pocket - Provides convenient storage for small items
- 4-strap compression stuffsack - Minimises pack size for easy transportation
- Temperature ratings independently measured in accordance with EN 13537:2012 - Extensively tested to meet accurate temperature rating standards