This ensemble with a grey long sleeve t-shirt and jeans isn't so hard to achieve and is open to more creative experimentation. Give a more informal twist to your getup by wearing grey slip-on sneakers.
Grey Slip-on Sneakers with Jeans Smart Casual Warm Weather Outfits For Women In Their 30s
A green plaid dress shirt and jeans are a nice combination to add to your current casual rotation. Get a bit experimental in the footwear department and play down this getup by sporting grey slip-on sneakers.