Shoe size USSR used the European (Paris point) system, but the Mondopoint metric system was introduced in 1980s by GOST 24382-80 "Sizes of Sport Shoes" and GOST 11373-88 "Shoe Sizes", and lately by GOST R 58149-2018. Foot lengths are aligned to 5 mm and 7.5 mm intervals. Standard metric foot sizes can be converted to the nearest Paris point ( cm) sizes using approximate conversion tables; shoes can be marked with both foot length in mm, as for Pointe ballet shoe sizes, and/or last length in European Paris point sizes (although such converted 'Stichmass' sizes typically come ½ to 1 size smaller
Pointe shoe materials, and some will build shoes with customized shanks of varying stiffness and length. Dancers will sometimes wear different pointe shoe models for different performance pieces. In such cases, the choreography often dictates the type of shank required; a lyrical style may call for a softer shoe, while an aggressive style with many turns is more easily performed in a hard, stiff shoe. A pointe shoe employs two fabric ribbons and an elastic band to secure it to the foot. Most of the work of securing shoes to feet is done by the ribbons. The two ribbons wrap around the