Not Your Mother's Track Pants

I was challenged at work to style the latest GAP arrival: the track pant. Of course, I happily rose to the challenge. And I'd figured I share my ideas with you.
This is a mixture of Gap clothing, and my own personal items.

What I came in wearing.
J Crew Factory Button Down
J Crew Factory Printed Shorts (Similar)
Seychelles Sandals
Stacked Bracelets (Similar, Similar)

J Crew Factory Button Down (my own)
Gap Modal Cropped Pant
Gap Classic Blazer (Black)
Nine West Pump (my own)
Gap Scarf
Gap Bag

Gap Colorblock Track Pant (grey heather)
Gap Essentials V-Neck T
Gap Classic Blazer (navy)
Anthropologie Stacked Strap Heels (similar)
J Crew Factory Tortoise Necklace (similar, similar)

Gap Colorblock Track Pant (grey heather)
Ann Taylor Poplin Blazer (similar, similar)
Gap Roll Cuff Tee (similar)
Gap Leather Satchel
Banana Republic Calf Hair Pumps

Gap Colorblock Track Pant (charcoal heather)
GapBody V-Neck (black)
Gap 1969 Denim Jacket
Anthropologie Within The Lines Heels (similar)
Anthropologie Within The Lines Heels

Gap Colorblock Track Pant (charcoal heather)
Gap Textural Stripe Scarf
Anthropologie Karo Tee
Gap Western Popover Shirt
J Crew Tortoise Cuff (similar, similar, love this)
Anthropologie Within The Lines Heels

Gap Colorblock Track Pant (charcoal heather)
Anthropologie Karo Tee
Gap Western Popover Shirt
Frye Cuff (wrap style, similar)
Converse

Gap Colorblock Track Pant (charcoal heather)
Gap Pointelle Stripe Sweater
Gap Fitted Boyfriend Chambray
Gap Leather Satchel
Anthropologie Stacked Strap Heel
J Crew Tortoise Necklace (similar)

Gap Zip Pocket Track Pant (grey)
Gap Quilted Moto Jacket
Gap Pure Body Tee
Gap Leather Tote
Nine West Pump (similar)
Anthropologie Earrings (similar)

Gap Zip Pocket Track Pant (navy)
Gap Fluid V-Neck
Bass Elly Shoe

Gap Colorblock Track Pant (charcoal heather)
Gap Pure Body V-Neck
J Crew Merino Cardigan
Nine West Pump

Gap Colorblock Track Pant (charcoal heather)
J Crew Button Down (similar)
GapKids Warmest Vest
Nine West Pumps

Gap Colorblock Track Pant (charcoal heather)

What do you think of the track pant trend? I've seen them everywhere lately. Would you wear them?