The Modus Vivendi Double Boost Boxer features innovative design, with a fixed jockstrap, that boosts back and front making you look in perfect shape. The absolute must-have item and one of the originals Modus Vivendi design revised in the most fashionable colors: white, grey, black, red, blue and yellow. Made from cotton elastane fabric with an enhancer block holds onto with metal studs. Front Boost and back boost like jockstrap, make this pair of undies extremely comfortable, easy to wear and super sexy feels like heaven.