It's in the fabric: Inspiring Denim underwear. If you're not scared to enter a new fashion territory, Modus Vivendi has you covered. Available in sand,dusty pink,charcoal and light blue the Modus Vivendi Jeans boxer features a denim classic boxer cut with four decorative branded pressstuds. Made from viscose elastane fabric, this boxer has the Modus Vivendi rubber printed logo, thermal embossed on the elasticated waistband. Choose Jeans underwear if you want to make more of a statement.