YR Exercise Ball 21.6'' Yoga Ball for Workout Pregnancy Stability — Open-Box, 35% Off

Safety and Comfort: The exercise ball is crafted from PVC material, thus free of BPA & heavy metals, safe for both pregnant women and children

Anti Burst & Slow Deflation: Made with high-quality anti-burst material that supports up to 800 pounds, ensuring safe and reliable performance during intense workouts and daily use

Multi-Functional Fitness Ball: Designed for multiple applications including fitness workouts, pregnancy exercises, birthing support, physical therapy, rehabilitation, and as an ergonomic office seating alternative

Different Size Meets Your Needs: 55cm、65cm and 75cm 3 sizes to choose, pick the one according to your height. It's also a meaningful gift to support loved ones' health journey

Inflation Instructions (If you think the ball was too small, pls go on inflating it): Includes hand pump for quick inflation. Inflate the ball to about 80% of the recommended size firstly, leave on for 1-2 days, then inflate to the recommended size

The YR Exercise Ball 55cm is a versatile fitness tool designed to enhance your stability training, pregnancy exercises, general workouts, and physical therapy routines. The clean white finish fits seamlessly into any home gym, studio, or therapy space. Whether you're strengthening your core, improving balance, practicing prenatal exercises, or recovering from injury under professional guidance, this exercise ball delivers reliable performance. Use it as a workout tool for crunches, planks, and stretching routines, or as an active sitting solution to engage your core throughout the day. The 65cm size strikes the perfect balance between stability and challenge, making it suitable for both beginners and experienced fitness enthusiasts. This recreation ball supports various training methods and can help improve posture, flexibility, and overall body strength when incorporated into your regular fitness regimen.