Title: UNICORN BROWN ENVELOPE 4X9 20S UE-4X9 Brand: UNICORN Size: 20 envelopes, 4x9 inches Packet Details: Ideal for all business, professional, home offices, and personal correspondence. Satisfaction guaranteed. Features: Keep your correspondence organized and professional with these high-quality brown mailing envelopes. Sized perfectly at 4x9 inches, they are the ideal choice for letters, invoices, and various documents. Their durable construction ensures your items are protected during transit, making them a reliable essential for any home or business office. Experience convenience and peace of mind with this pack of 20, designed to make your daily mailing tasks effortless and efficient.