Smead : Ultracolor Poly String & Button Envelope, 9 3/4 x 11 5/8 x 1 1/4, Blue, 5/pack -:- Sold as 2 Packs of - 5 - / - Total of 10 Each Sold as .: 2 Packs of - 5 - / - Total of 10 Manufactured by.: Smead