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Aqua Earband Headbands are available in three sizes approximated according to age (neoprene swimming ear bands will stretch). The Aqua Earband measurements are from end to end (in inches).
| Infant (0-3 Years) | 17-19.5 inches |
| Child (4-10 Years) | 19.5-21.5 inches |
| Adult (10+ Years) | 21.5-23.5 inches |