Sunshine Mint is a widely known and highly respected producer of silver bullion products such as these “Buffalo” style silver rounds. Each round contains one full ounce of .999 fine silver, and has special security features to ensure authenticity. When the “Mint Mark SI” area is viewed with a special Sunshine Mint decoder, a genuine Sunshine Mint silver round will display the word “VALID” when the decoder is rotated to a certain angle. Please note that while these rounds will be in brand new or nearly-new condition, they might exhibit some cloudiness or tarnish. With such low premiums over their actual silver value, these Sunshine Mint “Buffalo” silver rounds are a beautiful and inexpensive way to add to your silver holdings. We highly recommend them, so order yours today!