Features: Light weight, small size, easy to carry. Essential tool for Pilates. Very suitable for anyone who wanna keep fit. For regular 5-10 minutes of warm-up exercise before each time. At least 30-60 seconds rest between each exercise action. Enhances mobility, agility and stamina. Develop core abdominal muscles and back strength. Specifications: Material:glass fiber and foam Color:black/pink Diameter38.5cm Thickness:3.2cm(plus foam:4.8cm) Perimeter:122cm Package Include: 1 x Pilates Yoga Ring Notes 1. Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures. 2.Please allow slight deviation for the measurement data.Thank you Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store