A warmer for a scented substance, the warmer comprising a melting cap (100) having side walls (110) and a support surface (120) formed between the side walls, wherein the support surface (120) comprises an elevated portion (122) on which said scented substance is placed and a lowered portion (124) which is positioned below the elevated portion (122) and has at least one opening (121). In use said scented substance is heated and melts so flowing from the elevated portion towards said lowered portion and here through the opening.