Made from rigid, corrugated cardboard providing extra strength and security during transit. Internal fold lines provide increased capacity for bulky items without jeopardising the strength of the envelope. Tamper evident, rip strip opening ensures contents arrive safe and secure. Peel & seal sealing provides instant adhesion with no need for packing tape.. - Peel and Seal. - 100% Recycled. Box Quantity: 100. Pallet Quantity: 2,100. Features. Self-adhesive closure. Yes. Window. No. Product colour. Brown. Material. Cardboard. Envelope format (ISO 269). Not applicable. Weight & dimensions. Length. 353 mm. Width. 250 mm. General. Product family. Purely. Product series. Packaging