High quality fabric which can be easily stretched. Please also refer to the following measurements restrictions: (Our product will not fit you if your measurements exceed the following restrictions) SIZE BUST(CM) WAIST(CM) HIPS(CM) SMALL 81-86 58-64 86-91 MEDIUM 86-94 64-71 91-99 LARGE 99-102 71-79 99-104 XL 99-107 79-86 104-112 XXL 107-117 87-94 112-119 XXXL 117-124 94-102 119-127 ONE SIZE 86-102 58-79 90-104 How to Measure BUST Measure under your arms, around the fullest part of your bust. WAIST Measure around your natural waistline, being the smallest part. LOW WAIST Measure Approximately 2" below the natural waistline or 2 fingers below the navel. This measurement applies to all of our pants and shorts. It is also used for any skirt that sits below the navel. HIPS Measure around the fullest part of your hip.