Find our Size chart here.How to measure your Chest: Measure around the body, under the arms and below pecs. Ensure tape measure is level all around.How to Measure your Waist: Bend to the sides to reveal the crease of the natural waistline. Measure around the body along that line for your natural waist measurement. Ensure tape measure is level all around.How to Measure Your Hip: Measure around the body at the fullest part of the low hip. Ensure tape measure is level all around.To choose the best-fitting bottoms, compare your waist and hip measurements to the size chart to determine your 2(X)IST size. If you fall on the lower end of the measurement range, experiment with the next size down for a slimmer fit. If you fall on the top end of the measurement range, you should experiment with the next size up for a more comfortable fit. To know what underwear size will fit you best, just follow your pant size.To choose the best fitting tops for your body, compare your bust measurement to the size chart to determine your 2(X)IST size. If you fall on the lower end of the measurement range, you should experiment with the next size down for a slimmer fit. If you fall on the top end of the measurement range, you should experiment with the next size up for a more comfortable fit.