•Size: 230 mm x 350mm (Internal Dimensions), 350mm x 350mm (Outer Dimensions)  •Premium Quality & Lightweight for postal savings.  •Seamless bottom affords additional cushioning protection along with greater overall strength and safety.  •High-slip AirCap cushioning material allows faster, easier product insertion.  •Fully laminated kraft and air cellular construction provides outstanding stiffness and puncture resistance.  •Convenient self-seal closure saves labor and eliminates the need for staples and tape, while forming a water-resistant, secure package.  •*Overall Size smaller than 260x360mm. It can be posted as a large letter if keeping the thickness under 20mm and less than 500g in weight. •Made from 100% recycled content  •Quantity: 200pcs