I have one in my Amazon basket ready to checkout. It doesn't have many reviews. Has anybody used one or have any experience of them? [[https://www.amazon.co.uk/gp/aw/d/B01CKD0G8K/ref=mp_s_a_1_9_a_it?keywords=infrared+face+mask&tag=mumsnetforum-21&ie=UTF8&qid=1521140575&sr=8-9 here]]