Kaftan
From AmtWiki
This sort of garment is worn by men and women in formal, ceremonial situations, such as religious or state events. It is ankle length and unfitted, large and voluminous. It has the cut-away "angel wing" sleeves and buttons from the neck to the floor. Made of rich luxurious fabric, such as pure silk brocaded and cut velvet, quite often red with metallic gold, they can be lined and even trimmed with fur for warmth in winter.
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