Build core strength and increase flexibility. Add these low impact, dual sided Exercise Sliders to your workout to make it more effective and efficient. FEATURES • Versatile training tool to make your workout more effective and efficient by engaging your core during exercises • Unique double-sided design allows you to slide easily with free range of motion on almost any surface • Use for low impact training to avoid strain on joints and muscles while increasing flexibility • Portable and compact shape is easy to use and fits in most bags so you can take with you anywhere