Blackpool have signed Middlesbrough wing-back Hayden Coulson and West Bromwich Albion defender Zac Ashworth for undisclosed fees on three-year deals.
Coulson, 26, spent the second half of last season on loan with the Tangerines and scored twice in 17 League One appearances.
“After enjoying my time here so much last season, I knew this was where I wanted to come back to on a permanent basis," he told the club website., external
Ashworth, 21, is a Wales Under-21s international and the son of sporting director Dan Ashworth.
He had a loan spell in the third tier with Bolton Wanderers last season and scored two goals in 16 league appearances.