Price else where above £30, I am using this bag currently for my EOS 500D, its a good bag, I picked it up at Amazon for £10 from a deal here an year back i think...
A superb camera bag for those who like a more compact system. Nova 3 AW has a sleek look, hi-tech materials and an All Weather Cover. Movable dividers adjust the interior for your equipment. Film and accessories go in the inner and outer mesh pockets, security pocket and front NoDrop Pocket. Nova 3 AW includes an OverLap Zipper; rugged metal hardware; a curved, pressed-foam shoulder strap; and padded handle.
Capacity: Digital SLR with attached lens; 3-4 extra lenses and accessories
Size(Exterior): 30.2 x 23.1 x 21.6cm
Not sure about postage and the codes available, but there are a couple of interesting codes on this page http://www.rubooks.co.uk/special_offers.php
that could influence the normal postage of £2.99
Originally found deal on MSE