As I'm training to race my 200m, I'm loving mini-challenges. One of those is increasing my vert (a great way to measure explosiveness). Does anyone have a good way to measure vert tho? The best testing methods are like $600. https://www.amazon.com/Probotics-JJS-Just-Jump-System/dp/B001DEH9BA/ref=sr_1_2?crid=3H17VII8SLOV2&dchild=1&keywords=vertical+jump+mat&qid=1586537207&sprefix=vertical+jump+mat%2Caps%2C203&sr=8-2 …
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which one?
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(also I want in)
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