Daw’r cyhoeddiad hwn yn dilyn ymgynghoriad cyhoeddus ar ganllawiau gwisg ysgol, a wnaeth ofyn barn ar fforddiadwyedd er mwyn cefnogi teuluoedd drwy'r argyfwng costau byw.
The announcement follows a public consultation on school uniform guidance, which sought opinions on affordability in order to support families through the cost-of-living crisis.