Use premium Duck Down from the No. 1 down filling brand 'DIVO'
Thermal properties: DOWN CLUSTER's fluff contains many layers of air. These layers of air serve as heat insulation to keep out the cold air out.
the property of increasing volume : Unlike chemical fibers, DOWN has the property of restoring to its original state under constant pressure.
hygroscopic and dissipative : DOWN sucked in air and moisture on its own It has an automatic opening and closing effect that is exported, so it feels good to wear.
Instantaneous Resilience : Thick air layers caused by repulsion of fur branches maintain warmth and elasticity.