Spainish club Athletic Club Bilbao with Nike kits after they took over from Umbro starting with the 2013-14 campaign. The new home shirt maintains the club’s traditional red and white stripes. The shirt has a polo neck collar with the Nike swoosh logo in black on the top right part of the chest. The club crest is featured on the top left part of the chest with club main sponsor Petronor having their logo across the front of the shirt.
New Athletic away shirt is primarily blue with white trim. The shirt has a V-neck with white trim that matches the sleeve hems. The shirt is complemented with blue shorts.