This £28 'heat the human not the home' Amazon gadget has added beauty benefitsNot only is it practical, but it's perfect for Christmas party seasonView 2 Images This foot spa can keep water warm while in operation. For the beauty-minded folks in your life, Amazon has just reduced a highly-regarded foot spa by 28%, knocking it from £39.99 down to £28.80. There are a few other well-reviewed foot spa devices at Amazon, including this one from Beurer . HoMedics Bubblemate Foot Spa £39.99 £28.80 Amazon Buy Now on Amazon Product Description Grab this HoMedics Bubblemate Foot Spa for under £30 at Amazon. One five star review of the HoMedics foot spa at Amazon reads: "As a person with size 13 feet.