All sizing charts are provided in centimeters. Our model's measurements are 55kg/170cm or 120lbs/5' 7" and they are wearing a size large with a very oversized fit. All sizing charts are derived from a single sample collection. We strongly suggest sizing up on all items! Please also compare measurements from our charts to items you own. We will not be responsible for incorrect sizing choices. If you're still unsure about sizing for specific items, please reach out to us - support@comm2e.com