These are sturdy kraft paper bags suitable for shipping. They are a large size with a gusset that can fit B4 documents. You can rest assured as the contents are not visible. Perfect for shipping slightly expensive and large items! They will be folded in the middle for shipping. Size: 450mm (height) x 280mm (width) x 80mm (gusset) Material: Unbleached kraft paper Thickness: 120g/㎡ (thick) Please consult in the comments for combined shipping with other items.