20pcs 925 Sterling Silver Small Butterfly Earring Backs, Earnut Replacement, 4.5x4mm, SS213

About this item

• (20pcs = 10 pairs) Material: real 925 sterling silver (925 stamped), sterling silver is hypoallergenic, nickel free and lead free - a good choice for people with sensitive skin; 
• Size: about 4.5mm x 4mm (0.18 inch x 0.16 inch) - Small earnut, best fit earwire from 0.5mm (24 gauge) to 0.7mm (21 gauge/0.028 inch), it is tight on 0.7mm wire, but it really depends on how much friction of the earnut and earrings you would like to have
• color: silver
• Safe craft and jewelry making supplies
• A material and quality assurance certificate of these real 925 sterling silver products issued by Adabele, USA is included;  These Items are packaged into Adabele's trademarked bag