Babytone Baby Pulse Oximeter, Smart Baby Sock Tracking Oxygen Level, Heart Rate

Manufacturer Babytone. 【Soft Sock in Three Sizes】The soft, uniquely designed foot sock is gentle, non-irritating, and easy to put on. Available in S/M/L sizes, it fits babies weighing 0–8.6 lbs, 8.6–18.7 lbs, and 18.7–30.6 lbs.

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