900 fill down is the highest quality down commercially available and considered the absolute gold standard of insulation with an unmatched warmth to weight ratio it is highly compressible ultralight and amazingly warm.
What is a goose down jacket.
Goose down is the fluffy layer under the feathers of geese that insulates them from the cold.
The microlight alpine down jacket features 750 fill power european hydrophobic goose down which holds up well in a light rain.
Under the premise of the same amount of cashmere and the amount of cashmere the fluffiness and comfort of the two are not much different.
The usual down jackets most of the dark fabrics are filled with gray goose down and the light fabrics are mostly filled with white goose down.
Goose down fill 900.
This is only for the sake of color matching.
The material is highly sought as an insulating material for blankets pillows comforters and jackets loft is an indicator of how good the insulation is and high quality is 300 and above clusters per cubic inch.
Down is a fantastic insulator as the loft or fluffiness of down creates thousands of tiny air pockets which trap warm air and retain heat thus helping to keep the wearer very warm in cold winter weather.
Most down jackets fail immediately as soon as they get wet.
Goose down is used on the upper section of the jacket to provide maximum warmth while the lower region is filled with synthetic primaloft gold which is also water resistant.