Promotional Travertine Stone Coaster are elegantly printed in the United States. Inkjet printed with high quality. Print area is 99mm X 99mm. No additional cost to print following colors: Black, White, Silver, Orange, Brown, Gold, Yellow, Dark Green, Royal Blue, Purple, Burgundy, and Red. Additional cost for PMS match. 24 minimum for 1-2 colors / 96 minimum for 3+ colors. Krebs Custom Travertine Stone Coasters are perfect for Collegiate events, corporate giveaways, school functions and so much more.