STRATHMORE 100 Percent Pure Cotton Business Stationery, 24 lb, 8-1/2 x 11 Inches, Natural White, 500/Ream (STT318153) Crisp, formal feel and elegant hand; the ultimate in craftsmanship and materials. Electronic printing guaranteed - superior performance in all office equipment. 100% of the electricity used to manufacture Strathmore paper is matched with Renewable Energy Credits (RECs) from Green-e certified wind power projects. Thermal energy used in the manufacture of this paper is offset with Verified Emission Reduction credits (VERs). Durable for embossing, engraving or letterpress.