

A sartorial staple of their wardrobe, this waistcoat is made from a high-quality blend of fabrics including wool.
Created exclusively by our in-house design team, the John Lewis Heirloom Collection is inspired by our heritage - often using prints from our archives. Focused on thoughtful, intricate design, this premium collection offers timeless pieces to be treasured again and again.
Boyswear Size Guide
| Age | Chest (cm) | Height (cm) | Waist (cm) | Inside Leg (cm) |
| 2 years | 52.5 | 92 | 50.5 | 38 |
| 3 years | 54 | 98 | 52.5 | 41 |
| 4 years | 56 | 104 | 54.5 | 45.5 |
| 5 years | 58 | 110 | 55 | 49 |
| 6 years | 60.5 | 116 | 56 | 52 |
| 7 years | 63 | 122 | 57 | 56 |
| 8 years | 64 | 128 | 59 | 59 |
| 9 years | 67.5 | 134 | 61 | 62.5 |
| 10 years | 71 | 140 | 63.5 | 65 |
| 11 years | 73.5 | 146 | 66 | 68 |
| 12 years | 78 | 152 | 68 | 70.5 |
| 13 years | 82.5 | 158 | 70.5 | 73.5 |
| 14 years | 86 | 164 | 73 | 76 |
| 15 years | 89 | 170 | 75 | 79 |
| 16 years | 91.5 | 176 | 76 | 82 |
The measurements shown on the size chart are body measurements. These are average measurements for guidance to determine which size is right for you.
Please note, actual measurements may vary slightly by style.