Sean and wife Catherine welcomed their second child, son Isaiah, in May.
The 'Bachelor' stars became new parents for the second time on Friday following the birth of their new son.
The 'Bachelor' couple announced their second pregnancy in November.
Sean is the only Bachelor to marry his final pick.
The couple try to take their luxury stationary line, Lowe Co., to the next level.
The couple tries to take their stationary line, Lowe Co., to the next level on 'Billion Dollar Buyer,' airing Wednesday, Jan. 17 at 10 p.m. ET/PT on CNBC.
The 'Bachelor' alumni are expecting baby no. 2, and already talking about expanding their family even more!
The 34-year-old is about to celebrate four years of marriage with wife Catherine.
Lowe says his pal was almost 'Bachelor' once before!
It took only two workouts per week for 'Bachelor' alum Catherine Lowe to get back into shape following the birth of her son, Samuel.
The onetime 'Bachelor' star and her trainer, Julie Hoang, spoke only with ET about how Lowe lost 50 lbs. after giving birth to son Samuel. Get this: she only works out for two hours a week!
The 'Bachelor' alum dished on the 'sexy' reason she and Sean started growing their family.
