describe: 1. The Perfect Glider: This glider exercise is a low-impact exercise but highly effective for a full-body workout. These core sliders can expand your workout range while reducing the risk of injury. 2. Durable and Portable: The small disc glider is easy to carry and use anywhere - home, vacation, office, friend's house, indoors or outdoors, can be used on carpets and hardwood floors. The lightweight slider bag can be stored in small spaces, making it the perfect piece of fitness equipment. 3. Works on any surface: The smooth side glides on carpets and the fabric side glides on hard floors, so you can use them on almost any surface. Just flip and slide them to lose weight, feel good, and tone your tummy. Core Sliders are the perfect core addition to support other movements such as yoga, Pilates, cross training and strength training. Lose fat quickly and easily without unnecessary or unhealthy stress or tension to prevent injuries and sprains. Package contents: 1 piece of training device