We're happy to help. We do not accept P.O. Boxes. Kid Friendly ✔ ✔ ✔ ✔ ✔ ✘ ✔. "Off the Neck" ✘ ✘ ✔ ✘ ✘ ✔ ✘. Floatable ✔ ✘ ✔ ✘ ✘ ✘ ✘. Adjustable ✘ ✔ ✔ ✔ ✔ ✔ ✔. Sizes One Size Multiple Sizes Adjustable One Size Adjustable One Size Adjustable One Size Adjustable Two Lengths One Size Adjustable.
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