155mm x 155mm Square Wallet Peel & Seal White 100gsm Envelopes (Qty 500)These 155mm x 155mm square wallet white envelopes are made from high quality 100gsm paper, providing a sleek and professional look. Featuring a peel and seal closure, they ensure a quick, secure seal without the need for moisture, making them both easy to use and reliable. Ideal for sending invitations, greeting cards, or small documents, these envelopes come in a pack of 500, offering a practical and cost effective solution for bulk mailing.