15 White Catering Boxes with Lids, 9x9x2.5 In, Bakery Boxes with Window. Easy Assembly: They are flat and pre-folded for easy assembly. Easy to disassemble and for later use. 9"L x 9"W x 2.5"H bakery boxes are suitable for charcuterie, salad, sandwich, fruit, fried chicken, croissants, swiss rolls, cupcakes and other sweets.