If a jacket is "down filled" it is filled with down. Down is the name for the delicate, lightweight feathers from a bird's belly, usually duck or goose.
It's a jacket used during snow. It basically is a coat filled with feathers that traps the air to create insulation.
Down-filled jackets are beneficial for staying warm in cold weather because down feathers provide excellent insulation by trapping heat and creating a layer of warmth around the body. Down is lightweight and compressible, making it easy to wear and pack. Additionally, down-filled jackets are breathable, allowing moisture to escape and keeping the wearer dry and comfortable.
Rab jackets would generally be worn in the fall and winter months. Rab jackets are primarily made for alpine skiing and other winter sports. They are usually down filled.
Down jackets are filled with natural bird feathers, providing excellent warmth and insulation. Insulated jackets, on the other hand, use synthetic materials to provide warmth. Down jackets are typically more suitable for colder weather conditions as they offer better insulation and are lighter in weight compared to insulated jackets.
Puffer jackets are typically filled with down feathers or synthetic materials to provide insulation and warmth.
The fine particles of down are called clusters or filaments. These clusters are what provide the warmth and insulation in down-filled products such as comforters and jackets. The higher the cluster count, the more loft and warmth the down will provide.
it is filled with all that radiation and keeps the warmth in it
Moncler Jackets are worth buying given their feather down, and design.
Down jackets are so-called because they contain down, the fluffy feathers found in the undercoat of a duck or goose. Some cheaper down jackets also contain small feathers.
Quilted jackets are typically made from scrap pieces of cotton fabric that is sewn together and then filled with quilt batting or cotton batting. The colors can vary greatly.
In what context? I would think it means you can't wear jeans or jackets.