Size: The size of this earring tray: 8mm/10mm/12mm/14mm, 13~20.5mm long, 10~16mm wide, Hole: 2~3.5mm; Pin: 0.7mm, suitable for most manual use Flat Round Tray: The earrings have a flat round tray design, which can prevent beads or patch ear studs. The design is unique, simple and generous, and can be used for various creations. Matching:there are matching transparent glass cabochons and silicone ear nuts suitable for a variety of styles High-Quality Materials: healthy stainless steel, highly anti-rust, anti-corrosion, and does not change color. Environmentally friendly stainless steel has become a popular choice for jewelry metals, and it lasts longer than alloys Ideal Jewelry Gifts: give these sets as unique gifts to family and friends. this is the ideal choice for caring about them.