They're already available in GB... taken from the Hall of Shame forum:

http://www.popgadget.net/2006/10/straight_up_hai.php

Now, I don't straighten my hair even when sober... but I could see myself, roundabout 6 am, thinking that it would be absolutely brilliant to give one of these things a try. Then waking up that afternoon to find myself with half a head of singed hair...

ETA: Derr... I just reread the first post and realized you already said it's available in the UK... :P
Brooklyn, NY

Hair: 3A/B, Underlayer of 2B
HG products:
Winter- Giovanni Tea Tree (co-wash) & 50/50 (condish); Curl Junkie Curl Assurance Leave-In; Curls Milkshake & Quenched Curls; Re:coil; BRHG
Summer: DevaCurl No Poo & OneC; CK; Re:coil; BRHG; Honey!!!

fotki pw= crrrls