Stillman & Birn Gamma Series Softcover Sketchbook - 8.5 x 5.5 in.

The Gamma series is a premium mixed media sketchbook with a softcover. Each book contains 92 pages of 150 GSM, heavyweight, medium grain, heavyweight paper for use with dry media, light wash and ink. The softcover is sewn-bound, lightweight, flexible and rugged. These beautiful sketchbooks are soft to the touch and are finished with rounded corners to prevent the edges from fraying.