Part of the L-BOXX Stacking Organization System—This module easily integrates with all other components in the L-BOXX family of products, Secure Latch Connection – Press both side handles in and lift up to remove from the stack, Three Ways to Carry – Use the top handle, front handle, or side handles to carry one box or multiple boxes that are latched together, Optimized Laser-Marked Foam Layouts – We designed and cut the foam for this set in our Grand Rapids, Michigan manufacturing facility to optimize for high density, easy access, and secure fit, Two-Color Foam – Two color-contrasting foam layers are permanently bonded together with a heat lamination process, making any missing tools immediately visible.