Mags have been impossible to find but seems like they're starting to show up now.
grabagun.com
Smith and Wesson Shield Plus Magazine 9mm 13-Rounds
The Smith & Wesson Shield Plus Magazine holds up to 13 rounds of 9mm in a sturdy steel body. It is compatible with the M&P Shield Plus firearms. Extend your range time for the best price online from GrabAGun today!
grabagun.com
