The Super Satchel Thread Box has two removable white thread trays that provide maximum storage capabilities for all leading brands of machine and machine embroidery, sewing and quilting spools, including large 1500 yard spools! 108 pegs allow for storage capacity of up to (224) 20mm spools, (108) 32mm spools, and (30) 45mm spools.The satchel has secure latches and a carrying handle and is translucent for easy viewing of supplies.