Sea To Summit Ultralight Insulated Option:Regular They use high performance recycled

They use high performance recycled fabrics and an innovative heat reflective scrim layer to reflect your own body heat back

ensuring minimal bulk and optimal comfort when layering or moving dynamically on the mountain

Centre back length(SizeM): 77

Matrix Single Weave Fabrics

Backpacking in cold weather

Sea To Summit Ultralight Insulated Option:Regular They use high performance recycledThe Ultralight Insulated Mat is a 3 season mattress which features Sea To Summit's comfortable Air Sprung Cell construction. The Air Sprung Cell construction is designed to give more comfort than the traditional baffle construction of most other air mats. As each cell deforms independently the mattress conforms to your body shape which feels softer and more comfortable with more body contact area and even dispersion of pressure giving more comfort and