Wrestling shoes
Wrestling shoes are specific to the sport and you only want to wear them when you are on the wrestling mat to keep dirt and other things off. For new wrestlers, I recommend finding the cheapest shoes you can find. Brand is not very important. Below are some links to websites to get shoes.
Amazon Asics Nike Adidas Academy Rudis ScrapLife
Athletic clothes
Anything that you feel comfortable sweating and moving in is perfect
Water bottle
We have around 60-80 kids in the wrestling room at one time and we only have two water fountains. So it is very important to make sure you bring your own water
4. Headgear
In middle school, this is optional.