Sizing Guide Solar Style runs true to size. If you're between sizes or want a better fit, go up, especially on jeans and trousers where the fit changes the whole look. Not sure? Here's a simple rule: if you're usually a M, grab a M. If you're sitting between S and M, go M. You'll thank yourself later. S: Chest 96-100cm | Shoulder 43cm | Length 68cm | Sleeve 62cm M: Chest 100-104cm | Shoulder 45cm | Length 70cm | Sleeve 64cm L: Chest 104-108cm | Shoulder 47cm | Length 72cm | Sleeve 66cm XL: Chest 108-114cm | Shoulder 49cm | Length 74cm | Sleeve 68cm 2XL: Chest 114-120cm | Shoulder 51cm | Length 76cm | Sleeve 70cm 3XL: Chest 120-128cm | Shoulder 53cm | Length 78cm | Sleeve 72cm