Usage Tips:Double Sided Core Sliders: Yoga Gliding Sliders easy work on any surface. Hard plastic base with soft material on one side for easy sliding on laminate or hardwood flooring, soft side to use on carpet or rugs flooring. Whole Body Workout: Our core workout Sliding discs give you an intense abdominal workout, You get everything you need to work your Abs, Upper Body, Arms, Shoulder, Legs, Glutes & more, all in one complete fitness set. Large Surface: Our Sliders are great for training and condition as well as have an extra large surface for both your hands and feet. Ideal to take with you to the gym, an exercise class or to use at home or when travelling. Workout anywhere - Wherever you may be, your gliding discs set can go with you The beauty of gliding discs is you can use them in a variety of different workouts. An aerobic or dance workout muscle shaping and strengthening moves and even yoga. About Shipping: All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances.Any questions, please feel free to contact us During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours, wish you a happy shopping Thanks for your cooperation and we'll make you feel satisfied.