Pants - Zara | Shirt - Massimo Dutti Men | Sweater - second hand | Bracelets - H&M
There are five things that make an outfit interesting. The 5th is layering.
Try to incorporate as many materials and fabrics into a single outfit - with as many I mean what works for you. Don't go to far, we don't like Christmas trees in form of human beings.
This is what worked for me today. Grab one of the several white shirts your boyfriend has and put a sweater over this. Skinny jeans should work too.