Try the new Kit Kat Chunky Double Caramel, the new chocolate bar with two contrasting fillings; a smooth caramel side and a crunchy caramel pieces side. Try today the Kit Kat Chunky Double Caramel for free at any Keystore! You have only to click here and download your coupon! Show your coupon to the cashier and he will scan the barcode using thePayPoint scanner.