The Supreme Court of the United States has held that although compelling a defendant to stand trial in prison clothing would unconstitutionally deny him a fair trial, the defendant's failure to make a timely objection, for whatever reason, is sufficient to negate the presence of compulsion necessary to establish a constitutional violation.
Estelle v. Williams, 425 U.S. 501 (1976).
James A. Prostko,
Constitutional Criminal Procedure - Due Process - Right to a Fair Trial - Presumption of Innocence - Trial in Prison Garb - Failure to Object,
Duq. L. Rev.
Available at: https://dsc.duq.edu/dlr/vol15/iss3/9