This piece is an example of our creativity. One of our most popular home goods products is this napkin holder and it's a Truth Concrete exclusive. It's a unique piece and it's sure to strike a conversation at your table. Our mixes achieve close to 6,000 psi in 24 hours and 14-18,000 psi strength in 28 days. The industry norm is 6,000 to 10,000 psi strength in 28 days as a comparison. Contact me for more details and thanks for looking.