Footwear nonidentifiable as men's or women's footwear, with uppers of plastics, with outer soles of rubber or plastics, with insoles of length > 24 cm (excl. footwear covering the ankle, with a vamp made of straps or which has one or more pieces cut out, or incorporating a protective metal toecap, indoor or sports footwear, waterproof footwear in heading 6401, and orthopaedic footwear)