| NHS Code | BeneCare Code | Size | UK | EU |
| GRD1336 | FPFS-SL | Small/Medium Left | 3-5 | 35-38 |
| GRD1337 | FPFS-SR | Small/Medium Right | 3-5 | 35-38 |
| GRD3384 | FPFS-LL | Medium/Large Left | 6-14 | 38.5-49 |
| GRD3385 | FPFS-LR | Medium/Large Right | 6-14 | 38.5-49 |
| NHS Code | BeneCare Code | Size | UK | EU |
| GRD1336 | FPFS-SL | Small/Medium Left | 3-5 | 35-38 |
| GRD1337 | FPFS-SR | Small/Medium Right | 3-5 | 35-38 |
| GRD3384 | FPFS-LL | Medium/Large Left | 6-14 | 38.5-49 |
| GRD3385 | FPFS-LR | Medium/Large Right | 6-14 | 38.5-49 |