<p>The Aramith 100th Anniversary Ball set is a 5th generation phenolic resin combined with Duramith technology. The double vitrification layer is five times more resistant to impacts, 3 times more resistant to wear, scratches and stains than any other phenol-like ball. Comes in a wooden box and is engraved with Aramith 100 logo. These are extremely limited. Get yours while you can!</p>