【Invisible crotch design,Rejecting awkward threads】 These fleece lined tights for Women Adopting an invisible one line crotch design,At present,the bottom pants on the market are all designed with U-shaped buttocks, which are easy to block and cause visual effects on four buttocks. Compared to this type of product, our bottom pants have a beautiful appearance and Avoiding awkward hip lines while highlighting hip curves when worn externally, making you comfortable and free.