◯ Size Internal dimensions: Opening width 170mm x Height 254mm + Flap 50mm External dimensions: Opening width 190mm x Height 254mm + Flap 50mm Thickness of the entire bag: Approximately 3.5mm (bubble height 1.5mm x 2) ◯ Description Double-sided tape is attached to the opening, eliminating the need for additional tape or glue when sealing. Also, opening is easy and stress-free, simply by pulling the perforated tape. ◯ Materials Outer: Paper Inner: Air cushion (bubble wrap)