Roosevelt Dimes are a series of coins minted in the United States since 1946, featuring President Franklin D. Roosevelt on the obverse. The 2015 West Point issue of the Roosevelt Dime is part of a special series and features the "W" mintmark, indicating it was produced at the West Point Mint. These dimes are typically made of a composition of 91.67% copper and 8.33% nickel, and the 10c denomination is popular among collectors for its historical significance and design. The West Point Mint is renowned for producing commemorative and collectible coins, emphasizing their numismatic value.