There is no difference, they are all the same in essence. 1, abdomen pants, abdomen and thigh roots are integrated, and the visual slimming effect is achieved by using the pressure generated by the material on the body. Because the design of bicycle pants is similar to safety pants, belly-tuck pants can be worn directly inside or outside, and even some pants with high comfort can be worn for one day, and the effect of belly-tuck and slimming is also obvious. 2. The abdomen effect of abdomen pants is certain, but the clamping and contraction of the abdomen will cause indigestion. It is suggested to eat reasonably, keep a regular life, do more physical exercise and have a reasonable rest. Often wearing tight-fitting abdomen pants will affect the blood circulation around the abdomen and affect the venous return of lower limbs. 3, abdomen pants are generally tight, while contracting the abdomen to relax muscles, it also oppresses the organs, causing congestion and easy infection with inflammation. The wearing time and influence vary from person to person, but it is still not recommended. Reasonable exercise is beneficial to the effect and health of reducing abdomen.