Showcase and protect your largest collection with the Slab 148 case, designed to hold up to 148 slabs plus 3 in the lid and 78 top-loaders. With 4 slab columns, a top-loader column, and lid cavities for prized cards, this case balances storage capacity and display. Built-in wheels, telescoping handle, TSA locking latches, and carry-on sizing make it easy to transport your collection, while waterproof, MIL-STD-810H-rated construction ensures your cards are protected in any environment.