Some copies only have 'Heads & Tales' printed on the centre labels. Other copies also have a sticker attached to the sleeve reading:
“VOLTSWAGEN
'WHERE'S YOUR HEAD AT' (REMIX)
Our own Steve Hills remix of the massive Basement Jaxx record”

The catalog number is derived from etchings in the runout area.
Matrix / Runout: HT 001 - 1 (Runout etching)