- Low Cut brief, no show seamless. Featuring designed front pouch, contrast stitch. With super soft comfortable Logo waist. Bamboo Fiber description. Filled with micro-gaps keep the ?ber extremely soft, yet very durable. Very Eco-friendly material, also have natural antibacterial agents that won't wash out to prevent odor, germs. Bamboo Fiber allows quick evaporation of moisture, so very good for all temperature, especially warm weather. Very light, and ?exible... so don't have to worry about rising, or clinging up your skin. Comfort is number one when it comes to JS Dirty Industry underwear. Bamboo/Polyamide/Spandex. Machine Wash. Slim Fit.