【Package Includes】- It contains 120 Pack #10 Black Security Envelopes.Our envelopes are made of high-quality black kraft paper material, which has excellent wear resistance and is strong enough to store more items. 【Versatile Size】- Each of the #10 envelopes measures approximately 4 1/8 x 9 1/2 inches, This size is legal and everyday size, perfect for companies and homes. 【Black Envelopes】- Black and matte envelopes are more elegant and have stronger opacity than traditional envelopes. 【Peel and Stick】- Each A7 envelope comes with a sealing strip, which is very convenient to use. 【Beautiful Packaging Box】- All #10 envelopes are packed in a beautiful and sturdy box, so you don't have to worry about damaged or damp envelopes in long-term storage. Bonfasvo is a professional manufacturer of office supplies, we are committed to providing you with excellent office supplies such as envelopes, gift boxes, greeting cards, etc. Please feel free to contact us with any questions, we will reply within 24 hours.