NK ACDMY TEAM M DUFFLENike Academy Team Soccer Duffel Bag (Medium, 60L) CONVENIENT STORAGE TO AND FROM THE FIELD. The Nike Academy Team Duffel Bag is a durable design built to keep you organized. Designated compartments provide space for your ball, cleats and clotheswhile multiple straps let you comfortably carry your gear when you're on the go. Main compartment is spacious enough for your ball and more. Zippered wet dry compartment at the bottom helps keep things clean