Made of high-quality white jade, the jade is white and delicate, shiny and smooth, partly with a reddish-brown color, the color is natural, the skin is ripe and old, and the patina is thick. Double-faced work, carved with double dragons, one dragon looks back, and the other looks straight ahead. The curved neck is soft, the round eyes are exquisite and energetic, the upper nose is rolled up, the mouth is slightly open, the pointed ears are leaning back, the body is tossed and curved, the front and back are engraved with intaglio patterns, the carving is meticulous, and the layout is ingenious. 上等白玉製成，玉質潔白細膩，瑩潤光潔，部分帶有紅褐色沁色，沁色自然，皮殼熟舊，包漿肥厚。雙面工，雕有雙龍，一龍回首而望，一龍直視前方。曲頸柔美，圓眼精緻有神，上鼻上卷，口部微張，尖耳後倚，軀體翻騰彎曲，正反面陰刻紋飾，雕琢細緻，佈局巧妙。