SAXX KINETIC BOXERS
£29, runnersneed.com
With the soft seam placed on the inside rather than out, and a stretch micromesh fabric ensuring everything moves as you do, you’ll be hard pushed to find a comfier pair of briefs. A 'semi-compression' fit keeps everything in place.
BJÖRN BORG STRETCH SHORTS
£30 (pack of two), bjornborg.com