The phrase "at a size" is correct and usable in written English.
It can be used when specifying dimensions or measurements of an object or item.
Example: "The fabric should be cut at a size that fits the design specifications."
Alternatives: "in a size" or "of a size".
The spaces were designed at a size and price point, about $800 a month, so a small neighborhood business or entrepreneur could launch a business.
"We are at a size where we can play on the big guy's court," he said.
"The key thing is that labels are now at a size they can sustain.
And at a size 14, smaller than the average American woman, she arguably is.
At a size 12, she is categorized as a plus-size model.
Basic manuscript text must be a non-italic type font and at a size of 12-point or larger.
" The fact remains that at a size 12, people are appalled and people are floored and that's what's insane.
"Fleet is at a size in this market where either they need to get bigger or get out".
SDS-PAGE of the fusion protein demonstrated that the PRA lectin protein migrated at a size of 14 kD.
If publication requires the use of the logo at a size where the "National Accelerator Laboratory" word mark is illegible, the secondary logo may be used.
Materials are imaged as 24-bit TIFF, RGB-formatted digital image files at a size of approximately 100 MB and are delivered digitally via FTP.
