LAY FLAT BOOK : Removable sheet, journal style sketch book for pencil, ink, charcoal, marker and watercolor painting. Great for art, design and education. PREMIUM PAPER : Sketchbook is fitted with 67 lb (147 gsm) mixed media paper. White. Semi-smooth. Removable sheets can be printed in inkjet and laser printers. The Design Ideation lay flat sketchbook works well for combined media projects. 100 pages for 2 sided drawing and sketching. 50 sheets for watercolor painting. LAY FLAT DESIGN : Design Ideation Lay Flat Sketchbooks are unique in the way they lay flat while drawing, sketching or watercolor painting. No cumbersome binding getting in the way of your creativity. DURABLE INNOVATION : Design Ideation sketchbooks have extra heavyweight front and back covers. These Lay Flat sketchbooks feature Design Ideation Smart Bind 3-PHASE reinforced lay flat binding. HAND MADE IN THE USA by Design Ideation Studio. Professionally packaged for retail sale. Made with recycled, acid free materials. Design Ideation LAY FLAT SKETCHBOOK: Removable sheets. Premium mixed media paper for ink, graphite, charcoal, marker and watercolor paints. Durable. Hand Made.