Amazon Basics #10 Security-Tinted Self-Seal Business Envelopes with Left Window, Peel & Seal Closure – 500-Pack, White

About this item #10 business envelopes (500-pack), each measuring 4-1/8 x 9-1/2 inches Peel-and-seal closure; no moisture needed Security tint for privacy; ideal for sending checks, invoices, or other confidential documents Single left-sided window allows sender’s address to show through Made of 24-pound white woven paper for quality and strength