How to Make a Bandeau Top – DIY Tutorial - Would also make a great strapless bra. Bandeau tops are great to wear no matter the season. In cool weather, you can wear them under something a little transparent. It's easy to sew and you only need a few pieces of fabric to make an awesome one. Finding one that fits perfectly can be quite difficult as we all have different sized breasts. Now you can have just the fight size.