Owlet Smart Sock 3 Extension Pack 13.5KG-25KG, 18 Months-5 Years - Brand New and sealed. Size 3 - 18 months to 5 years (30lb - 55lb) and Includes 2 socks, 1 left & 1 right For extended use of the dream sock and smart sock 3 Socks only, monitor/sensor not included. Mint green colour.
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