Ballet flats really are a specific shoe design influenced by the footwear used by ballerinas. By design these shoes are very minimalist. The shoes do almost nothing for the foot function except cover it and are available in a wide range of good looking designs. Furthermore they are generally really snug fitting that will help them remain on the foot. There is nothing fundamentally wrong using these sorts of shoes provided that are fitted accurately and they are of the correct size for the feet.
The difficulty with these minimalist types of footwear is if you have a foot concern that needs some type of mid-foot support, even on a temporary time frame. The main sorts of problems that this might be important are specifically should you be on your feet all day and the legs and feet become very fatigued. Mainly because of the minimalist nature with the design and also the typically snug fitting of the shoes, there isn't going to be much space inside the footwear for you to do much. Clinically, alternatives or options might be restricted if you spend most of your time in this kind of footwear. There may be hardly any way in which a regular foot orthoses is going to squeeze into these kinds of footwear. Occasionally a cut down foot orthotic could most likely easily fit in the footwear. Other times the problem may be handled by changing completely to another style of footwear which foot orthotics can be easily used in for short time until the problem is fixed. It is usually wise to go to a podiatrist and go over the alternatives you have if you actually do require some sort of support and if it might be accommodated in your ballet flats type footwear.
There are a very limited types of ballet flats available on the market which do already have arch support kind patterns constructed into the footwear. Nevertheless, they may be difficult to get and could not be suitable for you. There are the instant arches kinds of self adhesive padding which could be placed in the footwear to give some kind of support and that is often a sound compromise if that's what ought to be needed to handle your condition. Podiatry practitioners do employ them occasionally if you find no other suitable workaround for you to get arch support in a ballet flat type of shoe.