Core Energy 3 belt, brand new, unused. Shipped via postal mail. Will be shipped without the box. The ultimate baseball-specific belt "Core Energy 3," loved by players at the forefront of professional baseball. Using stretchable material developed for baseball, it fits the body like a corset, providing firm support. Loved by over 700 professional baseball players across all 12 NPB teams! Also worn by members of Samurai Japan during the WBC! Adopted by the Fukuoka SoftBank Hawks. ■ Belt Color: Black ■ Buckle Color: Silver ■ Size: Length 120cm (Free Size) / Width 4cm ■ Materials [Body] Nylon 76%, Polyurethane 24% [Leather Parts] Synthetic Leather [Buckle] Iron ■ Made in Japan Compatible with high school baseball rules. ● Reduces stress on the lower back and improves athletic performance. ● Recognized for its support function as a belt, and has been patented. ● Developed by a former professional baseball and major league trainer, and recommended by sports doctors.