Subclass 1/24: Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres having existing or potential cohesive properties, e.g. natural fibres, prestretched or fibrillated artificial fibres (felting apparatus D04H 17/00 ) and hardened by felting; Felts or felted products Covers felted on to three-dimensional articles