• Black Gift Boxes: Size: 8" L x 8" W x 4" H , matte black color, made of 400 gsm paperboard,recycled and reusable. Pack of 10 and comes with extra clear round stickers to secure the bottom or top. Attention please: These boxes are suit for gift giving, not sturdy enough to ship directly, put it in a shipping boxes if you want to mail it. • 400 gsm Sturdy Boxes: Made of 400 gsm recycled black paperboard, more thicker than others. About 1 inch wide lids on top and buttom, makes the box square and firm, also the bottom can get more support. Sturdy enough to hold presents like small bottle of wine, mugs, wine glasses, cups, tumblers, mason jar, candles, ornament, snacks, perfumes, makeup, wallet, jewelry. • Wide Usage Cardboard Gift Boxes: interior and exterior all matte black, these boxes are perfect used as groomsmen proposal boxes. It also can be widely used as Christmas, birthday, graduation, party favors, Father's Day, engagement, anniversary, bridesmaid proposal, wedding welcome or other gift giving occasion. • Easy to Assemble No Tools Needed: Collapsible boxes, come flat, save storage space, 4 steps easy to assemble, no more tools needed. Extra clear round stickers can be use to secure the bottom for more support or secure the top. Provide a pleasant experience for packing and unpacking.