Upgrade your business correspondence with our flip and seal envelopes. Perfect for professional communication, these envelopes ensure your documents arrive in style and security. Designed for efficiency and a polished look, they are ideal for sending invoices, letters, and promotional materials.✔ 1 spot color: black, red, or reflex blue; flat print✔ Size: #10 (4 1/8" x 9 1/2")✔ Bleeds are not available✔ Flip and seal closure✔ White wove 24 lb. stockExperience the ease of our advanced customization tools and fast turnaround. Create your personalized spot color business envelopes today and make a lasting impression with every mail you send.