-why choose coretech leggings? patented coretech leggings speed up post-pregnancy recovery of the following; abdominal muscle separation (diastasis rectus abdominus muscle dram). C-section or perineal trauma. Increase stability and mobility. Regaining your pre-baby body shape if you have osteitis pubis, groin, hip or hamstring injury, or a related condition caused by pelvic instability you will benefit from these coretech leggings. Supacore has been registered and listed as a medical device in the european union and with the therapeutic goods administration australia. Coretech leggings have been approved and are endorsed by the australian chiropractors association. -why are coretech leggings different to other compression leggings? Patented waistband technology built in (knitted) sacroiliac joint belt to provide compression to the pelvis and core. Medical grade compression level ensuring improved blood flow to the muscles. Ribtech body mapped ribbing over glutes, hamstring, hip, tensor fasciae latae, and quadriceps providing micro massaging ( mimicking kinesiology). Seamless knitting technology for comfort, longevity, and less waste during the production process. Last longer. Seamless knit provides less seams resulting in less wear and tear and no fraying. quality tested up to 100 washes. Women > Women's Clothing > Pants & Leggings. Supacore. Color: Black. Size: XXL.