Check the listing for details. Earring Backs BULK LOT Deluxe PAD Gold or Silver Plate 40 pc Ear Post Nut. Color: GoldPlated/Silver Plated/Dull Silver, Condition: New. Listed at 3.99 USD. Normal 0 false false false EN-US X-NONE X-NONE ***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 First Class 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 First Class Package” and switch it from $1.29 standard shipping to "USPS First Class Package" rate DURING CHECKOUT! Gold or Silver Plated Pad Earring Backs Stopper Ear Post Nuts US SELLER!!Size Approx. 11x7MM (.44x.26") Pad is made of solid plastic as pictured below.