A number of Blades players could be involved in international matches in the next few days.
Lee Evans and David Brooks have been named in a 32-man Welsh senior squad by Ryan Giggs. The Welsh have a training camp in Wrexham ahead of travelling to California to face Mexico on Monday 28th May.
Meanwhile, Enda Stevens is in provisional Republic of Ireland squad for friendly games against Celtic (20th May), France (28th May) and USA (2nd June).
The United wing-back was called up for a game against Turkey in March but is still awaiting his first appearance for Martin O'Neill's side.