Neenah paper astrobrights card stock paper, 8-1/2″ x 11″, lunar blue, 250 sheets/pack heavyweight cardstock provides great durability. Perfect for colour-coding, menus, posters and more. Acid-free, lignin-free paper provides consistent, trouble-free press performance. Use in laser printers, inkjet printers, copiers and offset presses. 65 lb. Weight. larger quantity quotes available. Please call 1-888-978-7759. this product arrives to most customers in 2-3 business days.