Title says all. There was a previous front page deal of those a while ago for 5.90 so they are even cheaper but yes the sizing are mostly limited to the small or smaller (For reference I am (6 1 and 150lb) normally small at uniqlo but the xsmall fit me better)
https://www.uniqlo.com/us/en/gund…OL66&cgi
https://www.uniqlo.com/us/en/ut-g…ees/gundam