For anyone wanting to buy from abroad (such as Taptes which seems to be a popular source), VAT and possibly duty may be payable on the import. It seems to be a bit of a lottery, but if picked on, the handling charge the postal/courier service can sometimes be significantly more than the amount to be paid.
VAT payable on goods over £15.00
Customs Duty payable on goods over £135
these assume that you are not importing alcoholic or fragranced accessories!
Amount goods cost includes p&p and for VAT, includes any duty payable.
Tax and customs for goods sent from abroad