Before revision: The shoes are generically known by a variety of names including round bottom shoes,Tyrell & Carter (2008) page 134. round/ed sole shoes, and toning shoes, but also by various brand names.
After revision: ,The shoes are generically known by a variety of names including round bottom shoes,Tyrell & Carter (2008) page 134. round/ed sole shoes, and toning shoes, but also by various brand names.