If you are concerned about the color difference, please buy with caution. Features: Unsurpassed Water & Tear Resistance – Superior side seams combined with Heavy Duty polyethylene.High Quality envelopes highly resistant to water, punctures, and tears.Colorful outer surface/Black inner lining – Highly opaque for content privacy and professional boutique style appearance.Pressure sensitive self seal – Easy packing, tamper-evident, and super secure closure. Specifications: Color: as the picturesSize: 6″x9″ 10″x13″, 9″x12″, 12.5″x15″, 14.5″x19″ (as your choice)Feature:Self-SealingThickness: 2.5 Millimeter Package Include： Poly Mailer bags