Shoulders Measure around shoulders in the widest part while keeping your arms down Chest Measure around the fullest part of your chest, just under arms Waist Measure around your body at belly button level Hips Measure around hips and seat (in the widest place) while keeping the feet together Sleeve Measure from top of shoulder to wrist, bearing in mind if you want to show the ends of your white cuffs with cufflinks, then the overall length has to be SHORTER than in your normal jacket. Around biceps Measure around your bicep muscle as tight or as loose as you want the sleeve to be Jacket length Measure from top of shoulder near the neck to jacket hem