These perforated writing pads are manufactured using a 100% chlorine free process thatÌÎå¢åäÌ¢ÌâåäÌ£å¢s certified by the Chlorine Free Association. Chlorine and its derivatives have proven harmful to the environment, especially aquatic life. These pads feature a green leatherette strip embossed with both gold SKILCRAFT and recycle logo's. Each pad contains 50 5/16" legal ruled sheets from a 20 lb. basis weight paper. They are attached to a sturdy .050 cal backer board. These environmentally friendly pads are made from 100% post-consumer waste materials and are packaged 6 dozen per case. Meets Executive Orders 13514 and 13423.