Amazon is selling a " brilliant" over door airer that "saves so much space" for under £15. The retailer has discounted the well-reviewed OHS Over Door Airer from £19.99 to £13.99. Elsewhere, Debenhams offers the OHS Over Door Clothes Airer for £21.99. Amazon's product description states: "Quickly and gently dry your laundry clothes with natural air dryer, which prevents damage and shrinkage you normally find with most standard tumble dryers or heated airers. "Easy to set up behind the door