1.3D arc slimming fit-Fit to the foot, skin-friendly, no strangulation marks, versatile in pilling resistance, widening the sock mouth to prevent slipping, no pressure on the independent heel, and tighter ankle to fit better.2. Designed for sports-all rubber bands are designed to tightly wrap the calf to relieve sports fatigue, jacquard thread design, exquisite jacquard thread is not easy to fade, exquisite socks, exquisite workmanship and long service life.3. Thickened towel bottom design-the towel cloth is thick and tight, which effectively absorbs shock and protects the arch.4. High-density compression of socks-golden ratio gradient compression of elastic fibers of socks promotes calf force.5. Quick-drying and perspiration-cotton-free fabric keeps your feet fresh, brings you the pleasure of dryness and breathability, and protects muscle groups by 360-degree surrounding compression support.