Description: Simulated SwingThe professional badminton serve trainer can coordinate the strength and rhythm of the arms, upper and lower limbs, and through the practice of different postures, find your own swing rhythm and body balance, and gradually become a master. Efficient TrainingThis badminton trainer helps practitioners synchronize action practices, swing time, hitting feel and serve, and provides instant feedback. Having different weights helps people with different training requirements. MATERIALBadminton trainer is made of wooden handle and stainless steel weight block, high quality, and durable. COMFORTABLE GRIPThe badminton practice tool is ergonomically designed, has a real grip, is sturdy and durable, and will not cause fatigue during long time training. ApplicationUsed by school and club to make teaching easier to use, and to correct students' skills in serving, volleying, and forehand and backhand. Specification: Material: Wood, Stainless Steel Size Chart: Length: 37cm/14.57inch Package Includes: 1Badminton Racket Swing Trainer Note: Please allow slightly errors due to manual measurement and different monitors.