Money and Kendo and the Two Together…

I was planning on buying the uniform and the shinai together, and if Idodo that, the cheapest option is to buy a beginner’s set.  Buying the gear separately would cost a whole lot more, but the set itself still costs 99 dollars… 8I

I want to keep doing kendo, I do…but I just feel guilty using the college money on my debit card for something other than college necessities. Questions?  Comments?  Reassurances?