SECURE STORAGE FOR LAYERS AND SMALL STUFF. Grab your gear and go with the Nike Heritage Gym Sack. Lightweight and simple, it's an easy way to store and carry the gear you need to train, play and make the most of your day. Spacious main compartment provides ample storage. A larger Futura print and woven flag label update the look. Drawcord closure for easy access to the main compartment. Zipper side pocket secures small items like a phone. Polyester fabric is durable and has a slight sheen. Dimensions: 17" H x 13" W. 13L. Fabric: 100% polyester. Spot clean.