NICOS SIZE INFORMATION
Head circumference (cm / in) Check the measurements below to make sure you choose the right sized toy for your desires!
| Dimensions | Small | Medium | Large | Extra Large |
| Total Length (cm / in) | 20 / 7.87 | 23 / 9.06 | 26 / 10.24 | 29 / 11.21 |
| Usable Length (cm / in) | 15 / 5.91 | 19 / 7.48 | 22 / 8.66 | 25 / 9.84 |
| Head diameter (cm / in) | 3.7 / 1.46 | 4.3 / 1.69 | 5 / 1.97 | 5.7 / 2.24 |
| Middle diameter (cm / in) | 5.5 / 2.17 | 6.5 / 2.56 | 7.5 / 2.95 | 8.5 / 3.35 |
| Chassis diameter(cm / in) | 8 / 3.15 | 9.5 / 3.74 | 10.5 / 4.13 | 12 / 4.72 |
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