Manchester-based sportswear brand Castore has joined forces with football team Athletic Club Bilbao, becoming the club’s official kit partner for the 2023-24 season and beyond. 

As a part of the multi-year partnership, Castore will design and manufacture apparel and training kits for the club’s first team, women’s team and youth academy sides. 

According to the sportswear retailer: “The partnership signifies Castore’s ongoing commitment to the highest level of football, while further strengthening the brand’s presence in La Liga.” 

Castore co-founder Tom Beahon said: “We are incredibly proud to announce our partnership with Athletic Club today. The club is full of heritage and tradition but also shares Castore’s desire for innovation, which will be the key to our success as partners.  

“Together we look forward to getting fans excited about our bespoke product and retail offering, which will cement Castore’s position in the Spanish and Basque football market.”  

Athletic Club president Jon Uriarte said: “Castore is a leading sportswear manufacturer that already works with some of the most important entities in the world. It is another example of the club’s intention to be at the forefront of innovation and high performance.”