Size Conversion Inches Centimeters Please according to your own measurements to choose your suitable size. The tags inside the items will show in our Asian (Type) size. Specification: Pilates Ring Material Rubber and glass fiber?Diameter: 41cm) Resistance Band Latex Thera Band Latex?150cm*15cm) Elastic Resistance Band Natural rubber latex ?50cm*5cm) Cotton Resistance Band Cotten?183cm*3.8cm) Features: Get Fit and Strong: Pilates improves your muscle tone and fitness when you practice regularly at home or when traveling. Perfect Your Posture: Perfect for those looking to develop muscular strength, increase body awareness, improve stamina, balance, and correct posture. For Everyday Use: Durable and practical for everyday use. Can help you increase the strength of floor exercise. Applications: Suitable for anyone who wants to keep fit. Useful for thighs, chest, arms and even pelvic muscles. Package Included: 1 x Pilates Ring 1 x Resistance Band 1 x Thera Band 1 x Elastic Resistance Band 1 x Cotton Resistance Band Note: -Due to different producing batches, product details might be a little different. If you minding the difference, please buy it carefully. -Please allow 1-3CM differs due to manual measurement. -Due to the different display and different light, the picture may not reflect the actual color of the item. Thanks for your understanding.