The Best Anti-Microbial Towels For Dorm Living. Go green and live dorm smart while pampering yourself in your dorm bath or dorm shower with the perfect towels for dorm living by Pure Fiber! Pure Fiber 100 percent bamboo towels are made of natural bamboo yarn, as soft as cashmere! They are super absorbent, beyond the absorbency of cotton towels. Did you know these bamboo towels are naturally hypo-allergenic, antimicrobial and odor resistant which makes them the ideal towels for a hygienic environment, specifically a dorm environment!