Tretorn Active is a new sporty rain boot created for the active child. The sole is sturdy with a slip pattern for good mounting. Inner dimensions: 22 - 14.9, 23 - 15.6, 24 - 16.2, 25 - 16.9.26 - 17.6, 27 - 18.3, 28 - 18.9, 29 - 19.6, 30 - 19.9, 31 - 20.5, 32 - 21.3, 33 - 21.9, 34 - 22.6, 35 - 23.2, 36 - 23.9, 37 - 24.6, 38 - 25.2.