The Columbian® - Clasp Envelope, 9 x 12, 32lb, Light Brown - 100/Box is ideal for office, school and home use when you need to make sure your documents stay secure when mailing. Why Choose Columbian - Clasp Envelope? Columbia provides high-quality 9 x 12 catalog envelopes with gummed flaps for home or office mailing, storage and organizing. Keeping your home or business organized is important which is why Columbia is determined to offer the best large envelop sizes that are durable for whatever your needs may be. These 9 x 12 envelopes are a necessary part of any business to keep important projects, files and mailings manageable. These envelopes contain fully gummed flaps for a secure seal. Your important documents stay safe and crisp during mailing with these sturdy envelopes. Columbian - Clasp Envelopes Details These durable envelopes stand up to everyday use and have multipurpose use. The wide seams of the envelope offer more secure protection for your papers. The gummed flap creates a dependable seal while a long-lasting metal clasp and reinforced eyelet are included for multiple uses. These light brown catalog envelopes are tough and made of 20 lb. brown kraft stock that is perfect for mailing and various postal conditions. What Are the Benefits of Columbian - Clasp Envelopes? You can rest easy knowing they will arrive in top condition. When you do not want to fold or crease your documents these envelopes are the ideal choice. The 9 x 12 envelope size will allow standard size 8-1/2 x 11 documents to lay down flat inside. Now with so many envelopes per box, you can focus on your business or projects without worrying about running out of essential supplies.