1.5in Figure Foam Tray Pre-Cut 21 Slot 7.5 x 13 sized foam fits in all popular bags that use the established industry standard of Sabol's Army Transport bags. Soft yet sturdy die-cut foam cushions your models in these Pre-Cut 21 Slots Each Slot is 1.5" x 2 1/16" The 1/8" backing is a unique specialty material with high strength and soft finish. This foam is 1.5" Thick + the 1/8" backing