The 2015-W Silver Proof Roosevelt Dime is the second Roosevelt dime and first "proof" Roosevelt dime ever produced by the West Point Mint. This coin was produced as part of a 3-coin "March of the Dimes" set to commemorate the 75th anniversary of the March of Dimes Foundation - which was founded by President Franklin D. Roosevelt. The 3-coin set included a Proof Silver Dollar - 2015-P Reverse Proof Dime & 2015-W Proof Dime. This dime is also contains 90% silver. Only 75000 sets were authorized to be produced and originally sold for $61.95 starting on May 4 2015. This set is wildly popular and was completely sold out only days after it become available to the public.