Watch Jermain Defoe in action in this adidas F50i football boots challenge, can Jermain beat his man?!

As part of the adizero Speed challenge, Jermain Defoe spoke exclusively to the SoccerBible to give us the lowdown on the brand new adidas F50 adizero Prime football boots. And we also couldn't resist hearing what he had to say about playing with Van Der Vaart, Beckham's arrival at Spurs and Tottenham's chances in the Premier League, Champions League and FA Cup...

Jermain Defoe took some time out from trying out the new adidas F50i football boots to sit down with The SoccerBible. Jermain discussed football, boot technology and sporting heroes. SoccerBible was

*UPDATE 09/01/11* Our five winning adizero Twitter Challenge questions for Jermain Defoe have been selected - we'll be in touch about your prizes! Join us tomorrow on the SoccerBible's Twitter page for the live Speed Challenge with Jermain!

Tweet This week saw the conclusion of the adidas Speed Week. Adidas and lucky competition winners have been meeting some of the biggest names who will be stepping foot in the new adizero boots... Adidas wrapped things up with Lionel Messi in Barcelona

The domestic action served up a few new boot spots this weekend, aided with our ever growing army of boot spotters from around the world. Check out who made the list this week - and it's a Wayne Rooney and Jermain Defoe free edition! ADAM JOHNSON

To the relief and satisfaction of every football fan, league football returned to our screens at the weekend. With it brought a host of new football boots and surprise sightings. See who has made the list week in our best selection of boot spots from

SoccerBible can unveil adidas' latest arrival to the f50 range. For years, speed has been associated with colour and adidas continue to push the trend of blinding designs with the latest Phantom/Electricity/Energy adizero miCoach - the second f50 miCoach release to feature a black base colour, while being given an unmissable identity with the brands signature Electricity colour.

The new football boots keep coming here at SoccerBible, as adidas roll out their new colourways across the adizero range. Next up is the white/blue/slime adidas F50 adiZero football boots featuring a synthetic upper, and for these versions we thought we'd show you the soft-ground's...

Tweet With the weekend's action fast approaching we take a look at some of the key fixtures coming up! We've picked out two key players from each match that could be the key for either side and of course, we take a quick look at what boots each