However, there are many training related videos on YouTube. The item "Jumpsoles Plyometric Training Platform Speed System Jump Boot Medium Mens 8-10.5" is in sale since Sunday, August 23, 2020. This item is in the category "Sporting Goods\Team Sports\Basketball\Training Aids". The seller is "tim5933" and is located in Abilene, Texas. This item can be shipped to United States.