Designed specifically for bookkeeping teams and offices that frequently mail checks, this #8 double-window self-seal envelope is crafted from durable 24-lb wove paper and features a ""fold-and-press"" adhesive closure. Users can quickly seal the envelope with a simple fold and press-eliminating the need to lick the flap or peel off an adhesive strip-thereby effectively accelerating the efficiency of payroll distribution and accounts payable processing tasks. Tailored for office environments requiring the mailing of checks and various financial documents, this 24-lb wove self-seal envelope features a printed security tint pattern on the interior. Standard #8 Size: Built for small businesses and accounting teams that frequently process checks in batches, this #8 envelope measures 3 5/8 x 8 11/16 inches. Weight: 5.04 lbs.