ASAS USA via Amazon offers the Lapasa Men's Micro Modal Trunks 4-Pack in Dark Grey for $22.99. Coupon code "M02DNS20" cuts that to $18.39. With free shipping for Prime members, that's a buck under our mention from a month ago, $5 off, and the lowest price we've seen. They're available in sizes from S to XXL. Deal ends December 31.

Note: they're available in several other colors for $19.99 with free shipping, via the same coupon as above.