Fabric and trims:
- Separable plastic or metal zipper (option) for non standard sizes, see how to shorten a zipper on pages 7 and 8
- Button(s) + cord for loop (option)
- Tie: ribbon, cord, lace, braid... (option)
- Toggle closure(s) (option)
The requirements are the same for the outer fabric and the lining. The requirements shown are for one fabric. For example, for a vest without hood in 1 month, 30 cm of outer fabric and 30 cm of lining will be needed.
If the fabric is very thick, prefer to cut the size above to keep a certain ease.
| 
 Age | 1M | 3M | 6M | 12M | 18M | 24M | 3Y | 4Y | |
| Height (cm) | 53 | 60 | 67 | 74 | 81 | 86 | 98 | 104 | |
| Height (inch) | 21 | 24 | 26 | 29 | 31 | 34 | 38 | 41 | |
| Outer or lining fabric - 140 cm | Vest with or without classic hood | 30 | 30 | 35 | 35 | 35 | 40 | 40 | 45 | 
| Fabric - 55" | (yard) | 3/8 | 3/8 | 3/8 | 3/8 | 3/8 | 1/2 | 1/2 | 1/2 | 
| Vest with tied hood | 30 | 30 | 35 | 40 | 45 | 45 | 50 | 50 | |
| (yard) | 3/8 | 3/8 | 3/8 | 1/2 | 1/2 | 1/2 | 1/2 | 1/2 | |
| Ribbing - 70 cm | Ribbing neckband option | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 
| 28" | (yard) | 1/8 | 1/8 | 1/8 | 1/8 | 1/8 | 1/8 | 1/8 | 1/8 | 
| Zipper option (in cm) | Round neckline | 15 | 16 | 17 | 18 | 20 | 21 | 23 | 25 | 
| in inches | 6 | 6 1/4 | 6 3/4 | 7 | 8 | 8 1/4 | 9 | 9 3/4 | |
| 
 | V-neckline | 9 | 9,5 | 10 | 10,5 | 11 | 11,5 | 12 | 12,5 | 
| in inches | 3 1/2 | 3 3/4 | 4 | 4 1/4 | 4 1/4 | 4 1/2 | 4 3/4 | 5 | 
| 
 Age (years) | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | |
| Height (cm) | 98 | 104 | 110 | 116 | 122 | 128 | 134 | 140 | 146 | 152 | |
| Height (inch) | 38 | 41 | 43 | 46 | 48 | 50 | 53 | 56 | 58 | 60 | |
| Outer or lining fabric - 140 cm | Without hood | 40 | 45 | 45 | 50 | 50 | 50 | 50 | 55 | 55 | 60 | 
| Fabric - 55" | (yard) | 1/2 | 1/2 | 1/2 | 1/2 | 1/2 | 1/2 | 1/2 | 5/8 | 5/8 | 5/8 | 
| With classic hood | 40 | 45 | 45 | 50 | 50 | 65 | 70 | 80 | 85 | 85 | |
| (yard) | 1/2 | 1/2 | 1/2 | 1/2 | 1/2 | 3/4 | 3/4 | 7/8 | 1 | 1 | |
| With tied hood | 50 | 50 | 55 | 55 | 55 | 85 | 85 | 90 | 90 | 95 | |
| (yard) | 1/2 | 1/2 | 5/8 | 5/8 | 5/8 | 1 | 1 | 1 | 1 | 1 | |
| Ribbing - 70 cm | Ribbing neckband option | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 
| 28" | (yard) | 1/8 | 1/8 | 1/8 | 1/8 | 1/8 | 1/8 | 1/8 | 1/8 | 1/8 | 1/8 | 
| Zipper option (in cm) | Round neckline | 23 | 25 | 26 | 27 | 29 | 30,5 | 32 | 33 | 34 | 35 | 
| in inches | 9 | 9 3/4 | 10 1/4 | 10 3/4 | 11 1/2 | 12 | 12 1/2 | 13 | 13 1/4 | 13 3/4 | |
| 
 | V-neckline | 12 | 12,5 | 13 | 14 | 15 | 16 | 17 | 17,5 | 18 | 18,5 | 
| in inches | 4 3/4 | 5 | 5 1/4 | 5 1/2 | 6 | 6 1/4 | 6 3/4 | 7 | 7 | 7 1/4 | 
