The lock cap auto bottom option is available with an affixes bottom closure. The assembly of this box is way too simple since all you have to do is squeeze and the box pops into its original shape. If you observe the top of this box, it has a lid with locking sleeves that will into the side cuts or inside the box itself. Furthermore, the front tabs locks itself securely into position once the lid is closed. The opening of the box is ingenious in a sense that it does open like a normal box. By pressing the front panel down, auto lock cap pops right open from its slot. These boxes are ideal for holding electronics, food deliveries, cosmetics and pharmaceutical products.