100 - #9 - 3.78 X 8.78 - White Wove Business Envelopes 100 -#9 - 3.78 x 8.78-White Wove Business Envelopes Size - 3.78 x 8 7.8 Details -Environment White Wove Envelopes Smooth Finish SUB 24 Excellent for homes, Bars, Taverns, Classrooms, Diners, Offices, Stores, Etc...