Hollins has appeared in 28 NFL games with three starts with Philadelphia. He has made 26 career receptions for 351 yards and a touchdown.
He missed the entire 2018 season on injured reserve.
Hollins originally entered the NFL as a fourth-round pick of the Eagles in 2017.
Brown made his NFL debut on Nov. 10 as a member of the Giants but has spent the majority of the season on the team’s practice squad.
He originally entered the NFL as an undrafted college free agent, signing with the Giants on May 11, 2018. Brown was on the team’s active roster for the entire season as a rookie but did not appear in a game.
Crawley played four games with two starts for the Dolphins this season after being acquired off waivers from New Orleans on Oct. 30.
Reed played five games with one start for Miami in 2019. He joined the team as a free agent signing on March 18.