8-1/2" x 12-1/4" BLUE Ritter "B" Paper Tray Cover, Box of 1000. Dentist Mate 8-1/2" x 12-1/4" BLUE Ritter "B" Paper Tray Cover, Box of 1000. $26.73 Regular Price$18.15Sale PriceQuantityAdd to CartNo Reviews YetShare your thoughts. Be the first to leave a review.Leave a Review