WESTERN STATES 6x9 Open Side Booklet Envelopes 24# Bright White 96% Acid Free 500/Box

6 x 9 inch open-side booklet envelopes

These envelopes measure six by nine inches and open on the long side for easy document insertion. The bright white sulphite stock carries a 96 percent brightness rating and a vellum imaging finish for clean print results. Acid-free construction protects contents from yellowing over time. Each box contains five hundred envelopes suitable for office mailing and filing.

24 lb paper weight and side-seam construction

The 24 pound sulphite paper provides a substantial feel while remaining compatible with standard desktop printers and copiers. Side seams run the full height of the envelope for added strength during handling. A remoistening seal on the flap down closure secures contents without tape or adhesives. The SFI certified stock meets responsible forestry standards for sustainable sourcing.

Box of 500 with bulk carton option

Each box weighs eleven pounds and holds five hundred envelopes for high-volume mailing tasks. Cartons contain twenty-five hundred envelopes across five boxes for larger operations. The vellum finish accepts both laser and inkjet output without smudging. Buyers who need window envelopes or different dimensions should select an alternative product.