Nike Brasilia 9.5 Training Duffel Bag (Extra Small, 25L) Good things come in small packages, especially when that package is the Nike Brasilia Duffel Bag. Fill it with your gear and stay organized on your next trip to the gym or a daytime adventure. A side compartment stores shoes and sweaty clothes separately, while inner and outer pockets help you stay organized. This product is made with at least 50% recycled polyester fibers. Zippered main compartment secures your training essentials.