For the true fans who enjoy functionality combined with style. The Nike Brazil Allegiance bag is the perfect gymsack to take with you everywhere not only will you be showing off your colors you'll do it with maximum comfort. - Mesh window to air out any sweaty clothes you might place in your gymsack - Reinforced seams for added durability. 100% Polyester - Internal divider keeps clean and dirty gear separate. - Durable weather-resistant material is designed to deflect water and dirt.