XNATURE Posture Corrector for Women and Men/Breathable-Adjustable Concealed Back Straightener/Lumbar Support,Used to Relieve Upper Back Pain

Key features

• MATERIAL IS LIGHTER,SAFER AND SOFTER THAN TENNIS, It may hit your face but never hurt your face. Improve eye and body coordination - speed of response - agility, the best way to improve your fighting skills and release stress.
• DESIGN UPGEADE: more convenient to use, anyone can easily operate, staged learning system, primary black ball, soft ball, high resilience, designed for beginners. Advanced red ball, feels heavier and more flexible, suitable for people with boxing basics. Once you can control it, it is obvious that your reaction ability has exceeded many people.
• Add your exercise style and increase your motor skills: Weightlifting and long-term exercise bikes are not the only way to exercise! In fact, the Fight Ball may be better and more compelling. The unpredictability of the rebound, combined with the strength of your fist, burns your arms, chest, shoulders and upper back, making it ideal for calorie burning and conditioning! Moreover, it is very addictive!
• perfect for gift：Reflex conmes with gift box which great for sending to your family，friends etc.
• Practice anytime, anywhere: you don't have to go to the gym, tie your headband, have fun with your family, burn your body in 15-20 minutes! Ideal for work breaks or school breaks, even beaches and parks, this boxing ball can burn you a lot of calories and help you exercise!