About this item

• Pack of 100 White Envelope With a 4-1/2 x 1-1/8" Window On The Right Side.
• Designed for Medicare Form #HCFA-1500, Medicaid, and other health insurance claim forms.
• Security Tint Inside Self Seal, No Water needed
• Just fold over the flap and will stick
• Made in the USA by Next Day Labels TM - 100% Guaranteed