Quality Park #10 Business Envelopes, 4.12 x 9.5 Inches, Box of 500, White Wove (90020)
#10 (4.12 x 9.5 inches) Business Envelopes in 500ct. Box - Contemporary Seam Contemporary-style envelopes feature fully gummed flaps. Sturdy 24 lb. White Wove paper and Super White 92 brightness.