Product details -Material *鋁陽極染色處理 Anodizing Aluminum *醫療級不銹鋼 Medical Grade Stainless Wire *美國進口耳束925銀 925 Silver Earnut Bullet Clutch from USA -Dimension (WxLxH)cm 單耳尺寸 W 1.5 x L 2.2 x D 0.5 *手工測量會有+/-0.2cm的誤差