These Croxley C4 (E31) White Window Envelopes have a wallet style flap which means the flap turns parallel to the longest edge of the envelope and has a rectangular shape flap. It also features a seal easi self-seal which means you lift the bottom flap up and press the upper flap down to seal your envelope.
•Envelopes have a seal easy self-seal and a wallet flap
•Envelopes are white and has a window
•Dimensions: 324x229mm
•Box of 250