Security Tinted Insurance Claim Form Envelope, Address Window, Commercial Flap, Gummed Closure, 4.5 x 9.5, White, 500/ Box

• Designed for Healthcare Claim Form CMS-1500 and similar insurance forms.
• Window measures 4.5" x 1"; 4.25" from the left edge and 1.56" from the bottom.
• Protect sensitive client information with a reflex blue pattern that obscures the details of the contents, even when envelopes are held up to light.
• Just add moisture to the adhesive strip along the envelope flap and seal closed; no peel off strip to dispose of.
• These 24-lb white claim form envelopes with side seams are great for bulk mailings; packaged in stock-up friendly boxes of 500.