Affiliate Retailers - They earn LFGSS money when you use them

2 x Continental Grand Prix Black Chili 700x24c Folding Tyre @ GBP 19.99 = GBP 39.98
1 x Online Sale - Save an Extra 10% (£39.98 @ 10%) @ GBP -4.00 = GBP -4.00

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TOTAL GBP: 35.98

Free postage to boot ordered this morning and already despatched.

http://www.merlincycles.com/bike-shop/tyres-tubes/road-tyres-tubes/continental-road-tyres/continental-grand-prix-black-chili-700x24c-folding-tyre.html?utm_source=Homepage&utm_medium=Banner&utm_campaign=HomepageBanners&utm_term=Continentalbiketyres

Try these guys too. I bought the 25mm GP4000s which are great, but they have the GP 24mm folders for £13:

http://www.bike-discount.de/shop/k373/a12488/grand-prix-24-622-mm-black.html