The material is made of very soft foam, which in combination with the very good suspension provides an optimal training effect. The little thigh trainer is well worth it Comfortable foam protective handle, instant noodles up to 30 mm, sweat absorption performance is high, increased friction, increased safety. The thick, high-density steel spring will not deform, so it can withstand more weight, is strong and durable, and dirt- and impact-resistant. The suspension does not make any annoying noise, so the training session is very pleasant. Compact design: Lightweight and portable, convenient to use and easy to store; S-shape design, good elasticity, strong toughness - long-term use of it can result in thin legs and reduced thigh fat. You can take the thigh trainer almost everywhere with you, for example during your lunch break in the office. The exercises are well explained and easy to perform. After getting up, you can wake yourself up with some exercises. Very practical. The helpful training manual is very practical and detailed (cannot guarantee English language) Product descriptions This training device is ideal for training at home. Great for toning thigh muscles while sitting at your desk at work, or even while watching TV on the sofa. Easy to use. Reduce stress and improve the flexibility and mobility of your joints. Perfect for strength training at home. To work your thighs: Step 1: Lie on a mat on your back. Step 2: Bend your knees by about 45 . Your feet should be flat on the floor. Step 3: Place the thigh toner between your inner thighs. The thigh toner should be positioned to look like an inverted V. Step 4: Squeeze your thighs together. Even if the thigh toner moves only a few centimeters, you will still be working your thigh muscles. Work towards squeezing harder so that the thigh toner moves further inwards when you use the device over time. Step 5: Complete 15 to 20 repetitions. To increase the intensity, during each repetition, perform slow repetitions or take a break at the top of the squeezing motion.