2020年8月7日 · Eiderdown is painstakingly collected from the abandoned nests of eider ducks. It takes around 50-70 nests to make 1 kg (2.2 lbs) of eiderdown -- involving dozens of hours of manual labour.

2019年12月11日 · 絨毛及羽毛比例（Down and Feather Content）：一件羽絨由「羽毛（Feather）」及「絨毛（Down）」組成，而衣服內含有的絨毛成分愈高，代表就愈保暖。 以鵝絨為例，標籤上「90／10」的羽絨，是指羽絨內含90%鵝絨及10%羽毛，就比「70／30」的羽絨為暖。 不過需留意的是，除非用人手挑選，不然機器通常是沒辦法生產100%絨的，因此90%絨已屬優質。 而且100%絨亦未必最暖，因為少了羽毛在衣服中撐起空間的話，羽絨內儲存的空氣便減 …

2018年10月2日 · It takes three weeks to clean 1kg of eiderdown (Credit: Nature Picture Library/Alamy) Once the eggs hatch and the ducks have left the nest for good, the bird keepers collect the airy puffs left...

2020年8月20日 · Harvested from the nest of eider ducks found wild in Iceland, collecting a kilo of this fluffy material isn't easy, and only 4 metric tons are produced worldwide each year. So what makes...

2023年1月11日 · With the change of the national feather policy, the purchase price of down has gone through four types: separate pricing of down and down, price according to category, price according to grade and price according to down.

After a breeding period of six weeks, the ducks take flight, leaving behind tufts of their remarkable down. Roughly 400 Icelandic eider farmers gather the down up, clean it, and sell the 3000 kg annual haul to different duvet manufacturers.

2023年9月1日 · The prices of luxury fibre (Down, White Duck) have increased by 38.67% from September 2023 to August 2024 in Asia ... The range between the average and minimum price is 11.16 USD/kg, ...

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Down rated 500–650 in 3 /oz (290–380 cm 3 /g) is warm enough and light enough for most conditions, whereas 800–900 in 3 /oz (460–520 cm 3 /g) fill is used for very lightweight and/or very cold-weather gear. ‘Down’sides. When it is wet, the thermal insulation properties of down-feathers are virtually eliminated.