The cufflinks measure (Mario is 20mmx 20mm wide & Princess Peach measures 21mm x 21mm).
All of my cufflinks are sent out in the extremely smart cufflink box shown on the last picture.
All products are sent via Fedex. PLEASE NOTE: I will not be held responsible for any additional import Duties, taxes or custom duties of any kind.
I also make the princess peach pendant as can be seen by the last picture, it is for sale here https://www.etsy.com/listing/130205887/princess-peach-sterling-silver-pendant?ref=shop_home_active