999 Fine Silver Stacker Rounds with Mint’s Original Packaging. To preserve their qualities, I always handle my Silver Items with care, Never with bare fingers and hands! Each round contains 5 Troy Ounces of. Made in the Unites States. Comes with Mint’s original packaging. Their unique design allows each round to stack on top of each other with ease. Each round has been hallmarked accordingly with the weight, purity, and Mint’s logo and name. Please let me know if you have any questions.