It's 100% Cotton. Thanks to the thread it contains, it can be adjusted according to the shape of each head. Top Length: 11 cm Trench Length: 11.5 cm Diameter: 57 cm; Sample Size: S/36/1; Model Measurements: Height: 170, Bust: 80, Waist: 58, Hips: 89, Size: S/36. /1;; The Colors May Vary Due to Differences in Light in Studio Shootings.