Long Comic Box Comicare Storage. These durable double-walled "oyster white" comic boxes come in three sizes - perfect for any collector's needs. Boxes feature double walled bottoms with single-walled box lids. Sturdy enough for stacking. Each one holds approximately 300 comics. Approximate dimensions are 26 1/16" x 7 1/2" x 10 7/16 inches (L x W x H) including the lid. Comes in packs of 10. Select courier shipping on checkout.