Key benefits Improves stroke speed and control through resistance training while protecting your racket during practice. Durable, high-quality construction extends product life and resists wear from repeated training sessions. Simple to use: fits most standard badminton rackets and can be added or removed in seconds. What you get Package includes 1 piece badminton racket resistance case. Features and specifications Material: Made from high-quality, durable material designed for repeated training use and reliable protection of your racket. Size: 30 cm x 24 cm (11.81" x 9.45"), compatible with most standard badminton rackets for a secure fit and full coverage. Function: Acts as a resistance cover for swing training—put the cover on your racket, perform your usual swings to build speed and strength, then remove it to play normally. Performance: Daily swing training with the cover, maintained for about a month, can significantly improve stroke speed and swing consistency. Protection: Also serves as a protective cover to reduce surface wear on strings and frame during practice or transport. How to use Slip the resistance case onto your racket head and frame. Perform your regular swing drills and warm-ups with the added resistance. Remove the cover before match play to experience the increased speed and responsiveness. Practical use scenarios Solo training: Use the cover during at-home or court practice to build racket head speed and muscle memory before playing matches. Warm-up routine: Add the cover during pre-match warm-ups to prime your swing and increase racket acceleration when removed. Coaching drills: Coaches can use the cover for targeted drills that focus on swing speed, wrist action, and follow-through without changing technique. Why choose this product Combines training functionality with protective coverage in a single, affordable accessory. Straightforward design and easy fit make it suitable for beginners through advanced players seeking measurable improvement in stroke speed.