OK, so the RRP may be overinflated at £89.99, but at under £13 with free delivery, these seem pretty cheap to me. Think the styling may not be to your taste, but if you're going to be kicking a bit of round leather with it, who cares.
This is what Lovell say abotu them:
Regular SX Football Trainer Made By Umbro
Lightweigh Football Trainer, Michelin Rubber sole for optimum Grip,
Touch Control on the inside
Ideal For Indoor or 5's, Futsal
Colour Pearl White
++Please Note these Trainers do come up small for size and we recommend that you go up 1 size from your normal fitting++