Owlet's new baby smart sock is finicky yet adorable (like my twins)
Owlet Monitor Duo (Smart Sock 3 + Cam 2) - Mint – UK Baby Centre
Smart Sock Fit & Placement – Owlet UK
Owlet Smart Sock Plus V3 Baby Monitor - Mint Green – Mamas & Papas UK
Review: Owlet Smart Sock 3 - Your questions answered
Sensors | Free Full-Text | Smart Socks and In-Shoe Systems: State-of-the-Art for Two Popular Technologies for Foot Motion Analysis, Sports, and Medical Applications
Owlet Smart Sock & Camera Bundle
Review: Owlet Smart Sock 3 - Your questions answered