Schrödinger's cat is a famous 1935 thought experiment by physicist Erwin Schrödinger that illustrates the strange concept of quantum superposition, where a cat hidden in a sealed box is considered both alive A cute reversible sterling silver necklace with a hand cut Sterling Silver 13mm Cat Head accented with 3mm Chalcedony gemstone eyes. The eyes can be customized, just reach out for gemstone requests or other "eye-deas"! ✭ CUSTOMIZE YOUR PIECE ✭ ► Don't see the length you need? Check out our Custom Length Upgrade: https://www.silvermoosearts.com/collections/everything-else/products/custom-chain-length-upgrade-add-to-order - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Your order will be shipped in a Pretty Package ready for Gifting along with a little gift from me! We do not provide tracking numbers unless upgraded shipping is selected and purchased upon Check-Out by the customer. We ship via Canada Post. Shipping Time Estimates - Providing no Shipping Upgrade was purchased by the customer: ►» Canadian orders will ship via regular letter mail and arrive in approximately 1-7 business days from ship out date. ►» U.S. orders will arrive in about 1-3 weeks (or less) from ship out date. It may take longer due to holidays, peak shipping times or a delay at customs/border. ►» International orders will arrive in about 2-6 weeks from ship out date depending on your location. It may take longer due to holidays, peak shipping times or a delay at customs/border. *** Want your item to get to you Faster, or want to Track where your package is if there is a delay? Add upgraded shipping or tracking to your order in your Cart before selecting "Proceed to Checkout". *** Tracked orders are always our suggested shipping option! Also: ►» If applied by your country, Taxes, Customs Fees and Duty are the responsibility of the buyer. ►» If tracking was not purchased by the buyer, once it is in the hands of the postal service there is no way of us seeing where your package is until it arrives, as I have no control of it after that point. If you have added the upgraded shipping with tracking this will atleast give you the ability to track down it's location and time frame for expected delivery. If you would like to add a Card, leave me a message in the Notes to Seller upon Checking out with who it is for, the occasion and what you would like written in it. This is a free of charge service to make the package that much more special when it arrives. - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Like my Facebook page for updates on Listings, Promotions, Contests, and Special Coupon Codes: www.facebook.com/SilverMooseArtsbyAmanda Follow us on Instagram @silvermoosearts All items are quality, lead and nickel free!