Strathmore 190504 Premium Sulphite Business Stationery, 24lb, 8 1/2 x 11, White, 500 Sheets 24 lb/90 gsm. Smooth Finish, 100% postconsumer waste fiber, Watermarked 500 sheets per ream Matching Envelopes Available Made Carbon Neutral, Fsc Certified, Green Seal Certified Acid Free for archival purposes