The Combined Nomenclature (CN), v1:2023
6402 99 91: Footwear with uppers of plastics and outer soles of rubber or plastics, with in-soles of a length of < 24 cm (excl. covering the ankle, footwear with a vamp made of straps or which has one or several pieces cut out, footwear incorporating a protective metal toecap, indoor footwear, sports footwear, waterproof footwear of heading 6401, orthopaedic footwear and toy footwear)
https://www.dst.dk/en/Statistik/dokumentation/nomenklaturer/kn?id=6288e2f3-11bf-4206-90bf-a3b6f6ebbc4d