•Size: 230 mm x 350mm (Internal Dimensions), 250mm 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