I'm in love with all of the tough-but-not zipper details I'm seeing everywhere. Designers are putting lengths of zipper in all of the places they used to put trim. That's thinking outside the box...

Punk up your package with Zipper Tape @ Walker Art. 

Zipper Rose Cuff by Adia Kibur.

Rosette Platforms from Topshop.

Zipper Pin @ Walker Art.

I love how the zipper detail makes the sleeves hold their shape. Pretty and practical!