Large Capacity: Our yarn storage organizer measures 13 x 13 x 15.7 inches. There are 3 stackable trays that can hold 48 skeins of acrylic yarn (50gram). The back of the case has extra pockets for storing ongoing project, crochet hooks and other small accessories. Sturdy Structure: This organizer is made of Oxford cloth & non-woven fabric and reinforced with cardboard to ensure that the box keeps its shape and won't collapse, providing a reliable storage solution for all your yarn. There are also comfortable leather handles on the box for easy access when you need to move or reorganize.