NOTE: There are 2 shipping options to choose with different costs. 1. FREE Standard Shipping with no tracking. They are shipped in a plain white envelope to save the extra postage cost below. 2. USPS First Class Package Rate. $4.80 postage cost which provides a tracking number and is sent in an Air Jacket padded mailer 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 Advantages Package? and switch it from FREE standard shipping to "USPS First Class Package" rate DURING CHECKOUT! FREE ECONOMY SHIPPING!! 10 Pairs (20 pieces) High Quality Super Soft Flexible Crystal Clear Silicone Eyeglass screw on Nose Pads FREE STANDARD SCREWS INCLUDED*!! ...US Seller!! STANDARD SIZE SCREWS NOW INCLUDED AT NO EXTRA CHARGE!!*** *Screws are standard 1.4mm (0.055") x 4.0mm (0.157") and fit all standard size frames. Please note: there are some frame manufacturers that will use something other than standard size screws. Please see my other listings for a tool and accessories to do the job. Please Click the links below DELUXE 3 in1 Screwdriver Socket Eyeglass Watch Repair Tool Kit $3.79 Super Soft Drawstring Microfiber Eyeglass Pouch $3.69 BEAUTIFUL and exquisite Eyeglass Chain with exclusive diamond pattern rope design $5.99 with FREE shipping Features: Material: Silicone. Attachment: Screw-on. Shape: Oval. size:13MM7MM .