Description
| Model | Description | Size |
| 399998 | .25 mm LE Thinking Cap - 21” (53.34 cm) | Small |
| 399999 | .25 mm LE Thinking Cap - 22” (55.88 cm) | Medium |
| 400000 | .25 mm LE Thinking Cap - 23” (58.42 cm) | Large |
| 399991 | .25 mm LE Thinking Cap - 24” (60.96 cm) | X-Large |
| 399992 | .25 mm LE Thinking Cap - 25” (63.50 cm) | XX-Large |
| 400001 | .50 mm LE Thinking Cap - 21” (53.34 cm) | Small |
| 400002 | .50 mm LE Thinking Cap - 22” (55.88 cm) | Medium |
| 400003 | .50 mm LE Thinking Cap - 23” (58.42 cm) | Large |
| 399993 | .50 mm LE Thinking Cap - 24” (60.96 cm) | X-Large |
| 399994 | .50 mm LE Thinking Cap - 25” (63.50 cm) | XX-Large |
