Start styling in your new Oakland Athletics Mark McGwire Cooperstown Collection Mesh Batting Practice jersey from Mitchell & Ness. This throwback jersey features the jersey number of your favorite Oakland Athletics player of all time and will make you stand out among everyone in the crowd. It's great for when you're in chill mode or on the go, so get comfortable in this Oakland Athletics jersey. Brand: Mitchell & Ness; Cooperstown Jersey; Imported; Jersey Color Style: Throwback; Machine wash, line dry; Material: 100% Polyester; Officially licensed; Rounded hem; Tackle twill applique; Two-button placket; Woven jock tag at waist hem. CN-China Imported Material & Care 100%Polyester Machine washable or dry clean for best results