• 500 earring back pieces, enough for spare or replacement. • Each package comes with a storage box, convenient for storage. • Color: transparent. • Size: 3 x 4 mm. • Material: soft hypoallergenic rubber. • Package includes: 500 earring backs + 1 storage box. • High-quality material, safe for daily use. • Small and lightweight, easy to carry. • Perfect companion for earrings, effectively protects. • Versatile application for making new jewelry or replacing old backs.