Structural Design Features The box design has a direct effect on the management of moisture. Tight lids, double-wall containing walls and tuck-in flaps are used to reduce contact with the surrounding humidity. The Custom Bath Bomb Boxes may also be customized with additional seals or inner compartments so that it minimizes air pockets where moisture or water can collect. A properly d... https://premiumcustomboxes.ca/bath-bomb-boxes/