THIS ABILITYONE ITEM IS EQUIVALENT TO THE FOLLOWING MODELS: TOPS 63990 TOPS 919920 TOPS 35W972 TOPS TOP63990. 100% Recycled Process ChlorineFree Paper Pads Legal Size BRAND NAME: SKILCRAFT. These perforated writing pads are manufactured using a 100% chlorine free process thats certified by the Chlorine Free Association. Chlorine and its derivatives have proven harmful to the environment, especially aquatic life. These environmentally friendly pads are made from 100% postconsumer recycled materials. They feature a green leatherette strip embossed in gold. Each pad contains 50 legal ruled (5/16) sheets from thick 20lb basis weight paper. They are attached to a sturdy .050 cal backer board. Double red lined margin on right. Meets Executive Orders 13514 and 13423. 81/2 x 14, legal rule, letter size Writing Pads, Lgl, 50Sht/PD, 81/2x14, 1 DZ, WE 100% chlorine free process and 100% PCRM50 sheets20lb basis weight paper .050 cal backer board81/2 x 14, legal rule, letter sizeSDS SHEETS: Yes. ENVIRONMENTAL SUSTAINABILITY (GREEN) INFO: Recyclable: Yes. PreConsumer Recycled Content: 0 Biodegradable: Yes. USDA Biobased Certified: Yes. USDA FP Biobased: Yes. PRIME (Plastics Removal in the Marine Environment): Yes. BPA Free: Yes. Environmentally Preferable Products [EPP]: Yes. Green Seal Certified: Yes. Forest Stewardship Counsil (FSC): Yes. Environmentally Friendly Packaging (EFP): Yes.