Nike Brasilia 9.5 Training Gym Sack (18L). Nike.com
Vintage NIKE Duffle Bag Blue Black Nylon Gym Carry On Zip Up Straps | eBay
Amazon.com: Nike Heritage Gymsack, Drawstring Backpack and Gym Bag with cinch sack closure and straps for comfort, Dark Grey/Black/Black : Clothing, Shoes & Jewelry