It's an often asked question: "Where can I buy clothing?"
This isn't an exhaustive list of suppliers but good for starters and I'm sure it can be added to.
Fusible : http://www.fusiblesystems.co.uk/
PAG : http://www.pag-leisurewear.co.uk/
Uneek Clothing : http://www.uneekclothing.com
Co-operativeClothing.com : http://www.Co-operativeClothing.com
AbsoluteApparel : http://www.AbsoluteApparel.co.uk
Caramba (ireland) : http://www.Caramba.ie
Ralawise : http://www.ralawise.com
BTC : http://www.btcactivewear.co.uk
Pencarrie: http://www.pencarrie.com
Ranks Enterprises : http://www.ranksent.com
ElmsandElms : http://www.elmsandelms.co.uk
CKL : http://www.CKL.uk.com
I.S.Enterprises: http://www.isenterprisesintl.com
G.S. Mahal : http://www.gsmahal.co.uk
Prestige : http://www.prestigeleisure.com
Orotoro : http://www.orotoro.co.uk
UKL : http://www.uklonline.co.uk
WorkForce : http://www.wforce.co.uk