Men’s bondage underwear Men's erotic trunks made from rubberized nylon / spandex Machine wash Imported Oh so naughty... oh so nice. Unzip some magic with this racy men's Bondage underwear from Extreme. Masquerading as skin-tight leather, the Extreme Bondage trunks are made from rubberized nylon/spandex to flaunt your body and entice your partner. With a two-tone design of black and grey and an easy-access zipper in front, this Extreme Bondage underwear is blow-your-mind sexy and designed for maximum pleasure.