Product description TEMPISH PEER LADY 3FunActiv roller skates designed for recreational fitness and conditioning skating. Size: 37-42 Inner liner length: Vel. 37 - 23.5 cm Vel. 38 - 24.2 cm Vel. 39 - 25.0 cm Vel. 40 - 25.7 cm Vel. 41 - 26.4 cm Vel. 42 - 26,8 cm