Buy more cheaper clothes in UK

In UK, You can buy some cheap and good products that included clothes, shoes etc. If you knew the place that can sale cheap and good products.
There are so many kind of charity shop in UK, and some big shop like Tkmaxx, SportsDirect. Especially Tkmaxx, there are some of luxury like Diesel, Kopples, Costume National in HALF-PRICE!!!
So, If you would buy some luxury in cheap price, go to Tkmaxx. It'll be more helpful that wait for the Boxing day.