Specification: Color: Silver Material: Stainless steel Quantity: 100pcs 4mm earring posts 60pcs 6mm earring posts 160pcs butterfly earring backs 100pcs clear rubber earring backs 12pcs earring display cards Features: Earring posts is made of stainless steel, not rust, avoid the trouble of ear allergy and itching. Only need to have hot glue, put your favorite gems, pearls, resin petals, etc. stick on the ear posts. Different sizes and materials can meet your different needs. Suggest: Earring posts can be wiped clean with an alcohol cloth after use. If you have any questions, please contact us in time, we will solve for you in time.