DL+ Mailer Gummed Window White 90gsm Envelopes (Qty 1000) 114mm x 235mmOptimize your mailing with our DL+ Mailer Gummed Window White 90gsm Envelopes. Sized at 114mm x 235mm, these envelopes are perfect for a variety of documents, including A4 sheets folded into thirds and business correspondence. They feature a clear window for easy address visibility and a gummed closure for a secure seal. Ideal for both personal and professional use, this pack of 1,000 envelopes ensures efficient and stylish mail delivery, combining