Boys' formal suit. Material: 80% polyester, 20% viscose The set includes a jacket, shirt, tie, waistcoat and trousers. Jacket: Size guide (cm) Size | Back length (cm) | Sleeve length (cm) | Shoulder width (cm) | Chest circumference (cm) 2 | 40.6 | 35 | 30.5 | 62 3 | 43.2 | 36 | 32 | 63.5 4 | 45.7 | 37 | 32 | 68.6 5 | 47 | 40 | 33 | 71.1 6 | 49.5 | 42 | 34 | 71.1 8 | 53.3 | 46 | 35 | 77.5 10 | 58.4 | 48 | 35.5 | 86.4 12 | 63.5 | 50 | 37 | 88.9 14 | 66 | 53 | 38 | 91.4 16 | 68.6 | 56 | 39 | 95.2 18 | 71.1 | 58 | 40 | 99.1 20 | 73.7 | 62.2 | 43.2 | 104.1 Waistcoat: Size guide (cm) Size | Back length (cm) | Front length (cm) | Chest circumference (cm) 2 | 33 | 35.6 | 55.9 3 | 34.3 | 36.8 | 57.1 4 | 36.8 | 39.4 | 59.7 5 | 39.4 | 41.9 | 63.5 6 | 40.6 | 41.9 | 66 8 | 44.5 | 45.7 | 71.1 10 | 45.7 | 48.3 | 77.5 12 | 48.3 | 49.5 | 80 14 | 50.8 | 52.1 | 83.8 16 | 52.1 | 54.6 | 87.6 18 | 53.3 | 55.9 | 91.4 20 | 54.6 | 57.1 | 96.5 16 | 52.1 | 54.6 | 87.6 18 | 53.3 | 55.9 | 91.4 20 | 54.6 | 57.1 | 96.5 (Note: The repeated lines are part of the original table; the main values are those shown above.) Shirt: Size guide (cm) Size | Back length (cm) | Sleeve length (cm) | Shoulder width (cm) | Chest circumference (cm) 2 | 41.9 | 31.8 | 30.5 | 62.2 3 | 43.2 | 33 | 31.8 | 63.5 4 | 47 | 34.3 | 32.4 | 68.6 5 | 54.6 | 39.4 | 33 | 71.1 6 | 55.9 | 39.4 | 34.3 | 76.2 8 | 61 | 49.5 | 35.6 | 87.6 10 | 64.8 | 52.1 | 36.8 | 87.6 12 | 68.6 | 54.6 | 38.1 | 90.2 14 | 71.1 | 57.1 | 39.4 | 95.5 16 | 73.7 | 59.7 | 40 | 100.3 18 | 76.2 | 59.7 | 40.6 | 106.7 20 | 78.4 | 61 | 42 | 109 Waist: Pants Size chart (cm) Size | Waist circumference (cm) | Hip circumference (cm) | Inseam length (cm) 2 | 54 | 67.3 | 36.8 3 | 55.9 | 69.8 | 39.4 4 | 58.4 | 78.7 | 43.2 5 | 62.2 | 78.7 | 45.1 6 | 63.5 | 81.3 | 48.3 8 | 68.6 | 91.4 | 55.9 10 | 71.1 | 95.2 | 61 12 | 73.7 | 99.1 | 66 14 | 76.2 | 100.3 | 69.8 16 | 80 | 100.3 | 69.8 18 | 83.8 | 104.1 | 76.2 20 | 87.6 | 109.2 | 78.7