SIZE AND QUALITY- A package contains 100 pieces cardboard boxes, the outer size is 102 x 102 x 51 mm (4 x 4 x 2 inches), and the inner size is 89 x 89 x 46 mm (3.5 x 3.5x 1.8 inches).The perfect size and sufficient quantity to meet your multiple production needs. STURDY MATERIAL - Our corrugated shipping boxes are made of thickened corrugated cardboard that is both lightweight and strong. They protect your items from damage during shipping and save you additional postage and packaging costs. EASY TO USE - Packing boxes have double protection on the front and sides. Provides a certain compressive strength to the box, avoiding extrusion or damage to the item. You can fold and assemble the box quickly and easily, and self-locking flaps fold in without the need for tape or staples. VERSATILE APPLICATIONS - These small parcel postal boxes are suitable for packing and shipping a variety of small, light and fragile items. Such as jewelry, buttons, pins, snacks, candles, crafts, small gifts and more. This little box is not only elegant but also protects the good stuff. HAPPY BUYING - We strive to provide better after-sales service and offer 30-day money back. If you have any questions or dissatisfaction with the small parcel boxes, please feel free to contact us to let us know. Our customer service will get back to you ASAP within 24 hours.