27 miles malibu Sia Turtleneck in White. - size L (also in M, S, XL, XS) 27 miles malibu Sia Turtleneck in White. - size L (also in M, S, XL, XS) 75% cashmere 25% filament silk. Made in China. Dry clean only. Turtleneck styling. Lightweight knit fabric with pearl detail. 27MR-WK492. SIA. The name 27 Miles refers to the original length of Malibu, the scenic beachfront city in Los Angeles., California. Their laid-back luxe sensibility blends beachy bohemian basics with modern knits that transition from season to season. Shop the latest in fashion from 27 miles malibu