100% polyester; UA Storm technology delivers an element-battling, highly water-resistant finish; Tough, abrasion-resistant bottom and side panels;Adjustable shoulder strap; Padded top grab handle; Large vented pocket for laundry or shoes & internal slip pockets for organization ; Embroidered UA label on left side; Heat-seal UA logo on front; 17.6" x 8.7" x 8.9";