The phrase "a pair of pretty" is not correct and is incomplete in written English.
It can be used when describing two items that are attractive or visually appealing, but it typically requires a noun to follow "pretty."
Example: "She wore a pair of pretty shoes to the party."
Alternatives: "a couple of lovely" or "two beautiful."
I had noticed a pair of pretty girls among the painting students in the yard.
I picked up a pair of pretty open-toed heels in a flower print by Walter Steiger.
Then a pair of comfortable shoes for any excursions, sandals (gold and silver go with everything) and perhaps a pair of pretty flats or low heels.
Meanwhile Dany proved she's a sucker for a pair of pretty eyes and the sort of flowing locks that were last seen on Mills & Boon covers in the mid-90s.
The latest addition to the range is dinosaur bot series Jurassic World, currently comprised of a pair of pretty similar looking raptor dinosaurs, each with light up eyes and appropriate sound effects.
I've had the chance to spend the last couple of months with the Sense+ and Aware sitting in my bedroom and I can say they've been a pair of pretty helpful, yet unassuming, roommates.
But the album closes with a pair of meandering if pretty ballads that leave the wrong aftertaste: the band's strength is raw energy, not ambience.
A small, light-weight pair of pretty flats will get you through any situations where you need to get slightly more dressed up, such as in a restaurant.
I was just a pair of hands and a pretty raw pair of hands at that.
IM Timoleon Vieta Come Home, by Dan Rhodes (Canongate, £6.99) Either you regard the notion of love between man and dog as silly anthropomorphic fantasy, or you are as liable as this book's many dog-fanciers to be won over by a pair of canine eyes "as pretty as a little girl's".
The biggest downside here is pricing — $30 doesn't seem like much, but you can grab a pair of wired headphones for pretty cheap these days.
