Dress code as per guidelines of NTA:

1.Candidates have to wear light and half sleeved clothes. There shouldn't be any kind of heavy work, embroidery, buttons,too many pockets etc.try to keep it as simple as possible and try goin fr light colours.

2.Boys can wear pants which do not have too many pockets(i.e cargo pants etc).Go for formal pants

3.Girls can prefer salwar. They should avoid wearing any kind of jwellery or metallic wear cz dere is a strict checking procedure. And any such items are debarred from the examination centre.

4.Those who want to go for their customery dresses can opt for the same in dre neet admission form.

5.Avoid wearing shoes and heels.Go for sandals with low heels or slippers.

Please avoid wearing or carrying any such thing that can cause you inconvinience during the checking procedure.

But better clarity read the guidelines given in the neet admit card. 

All the best.