Celtic’s 2024/25 away kit has been spotted on shop shelves before it has been officially unveiled or put on sale. Adidas merchandise has been incredibly popular with supporters since they took over the design and manufacture of the club’s playing and training gear in 2020. In the last set of fully published annual financial results, Celtic declared record merchandise revenue, with fans powering incredible sales – 16.4% up on the previous year. Next season’s home kit has already been released to rave reviews. The away and third kits are likely to be big sellers too. Earlier this week, Footy Hea…