Authentic Bayer 04 Leverkusen training jersey by Castore, featuring a vibrant red body with contrasting black raglan sleeves and side panels. The front showcases the club's iconic crest on the left chest and prominent 'Barmenia' sponsorship in bold white lettering across the torso. A subtle geometric cross-and-grid pattern in tonal red overlays the main fabric, adding texture and modern sportswear aesthetic. Constructed from high-performance moisture-wicking polyester, it ensures breathability and comfort during intense training sessions. The ribbed crew neck includes internal red branding tape with 'CASTORE' printed repeatedly. Back view (inset) reveals clean minimalism with no additional logos—ideal for focused athletic performance. Designed for professional football training, this jersey balances team identity with functional sportswear engineering. Suitable for fans seeking match-accurate replica gear or athletes prioritizing technical fit and ventilation. Ideal for summer training, gym workouts, or casual streetwear styling with sporty edge.