... the two-wheel design makes it easier to apply force to the heel brake.SMOOTH, CHATTER-FREE RIDE ... chatter or vibration reduces fatigue allowing the skater to ride for longer and in more comfort. Specifications ... , 39, 40, 41, 42, 43, 44, 45 Measurement: 45*39*21cmProduct Description Shoe Body: PE 3A(heat resistant, ... 45*39*21cmCarton dimensions:45X43X41CM(2 pairs/ctn)G.W./N.W.:11/9kgs the newest 38 to 45 ...