If you're looking for a high quality cardstock, look no further than JAM Paper Strathmore Cardstock! This cardstock is made of 88lb. paper that is 25% cotton, so it looks and feels sturdy and high quality. The size of this cardstock measures 8.5" x 11" so it is a standard letter size. Use it for any and all of your paper needs. From personal uses like invitations and cards to a more professional situation such as resumes, business mailings and promotional projects, this cardstock will always stand up to the challenge. This cardstock is sold in packs of 50.Details:Available in multiple finishes8.5" x 11"88lb.50 sheets25% cotton