noun
sweat-absorbing undergarment
A garment worn under clothing to absorb sweat and keep outer clothes dry. Common in summer or for formal wear.
夏はスーツの下に汗取りを着ると快適だ。
In summer, wearing a sweat-absorbing undergarment under a suit is comfortable.
汗取りはドラッグストアで買える。
You can buy sweat-absorbing undergarments at drugstores.
Compound of 汗 (あせ, 'sweat') and 取り (とり, 'removing'), from the verb 取る (とる, 'to take').