Number 6-1/4 Envelopes – Compact Size for Checks, Invitations & More

The Number 6-1/4 envelope (3 1/2" x 6") is a compact and versatile option for both business and personal mailings. Perfect for checks, RSVP cards, personal invitations, and other small documents, these envelopes offer a professional and secure mailing solution. Whether you're sending financial documents or special event invitations, the #6 1/4 envelope ensures a snug fit and polished presentation.

Dimensions: 3-1/2" x 6", Max. Enclosure Size: 3-1/4" x 5-3/4"