Complete your favorite earrings with these high-quality 925 Sterling Stamped Plated Earring Back Nut Stopper Findings. Made of durable sterling silver, these stoppers are perfect for preventing your earrings from slipping off and getting lost. The silver color gives your earrings a luxurious look while the material ensures that they will last for a long time. These stoppers are perfect for jewelry making enthusiasts and crafters who want to add a touch of elegance to their designs. They are also suitable for those who like to mix and match different earring styles. Add these stoppers to your collection today and enjoy the benefits of a secure and stylish accessory! ***NOTE*** There are 2 shipping options to choose with different costs.*** 1. $1.29 Standard Shipping with no tracking. They are shipped in a plain white envelope to save the extra postage cost below. The $1.29 covers the cost of the stamps. 2. USPS Ground Advantage Package Rate. $4.80 postage cost which covers the USPS cost and provides a tracking number. It will be sent in an Air Jacket padded mailer for protection As of January 2023 the post office raised it?s rates once again, retail, to get a tracking number which you can only get by sending via option 2, First class package. If you require tracking you MUST choose ?USPS Ground Advantage