Mead Plain White Self-Seal Business Envelopes - Business - #10 - 4 1/8" Width x 9 1/2" Length - Self-sealing - White - 50 / Box

No. 10, all-purpose white envelopes are ideal for use in the home or at the office. Press-it Seal-it design makes mailing more efficient and professional. Simply peel the adhesive strip, press and seal. Each 20 lb. envelope also features a square flap.