"Yesterday's #OOTD riller & fount dress, kristin Cavallari by Chinese laundry shoes, the row backpack, and hatattack hat," she wrote.
Cavallari and her football player husband Jay Cutler welcomed their second son Jaxon Wyatt in early May.
The pair, who married in 2013 after three years of dating on and off, had their first son Camden in August 2012.
DISCUSS AND COMMENT ON THIS STORY Reality TV World now offers Facebook Comments on our stories. To post a comment, log into Facebook and then 'Add' your comment. To report spam or abuse, click the 'X' in the upper right corner of the comment box.
Copyright 2014 United Press International, Inc. (UPI). Any reproduction, republication, redistribution and/or modification of any UPI content is expressly prohibited without UPI's prior written consent.