Double-layered, double the value! The Men's Calasa Tech Swim Trunks feature a versatile, double-short design, with a detachable inner liner and lightweight, quick-dry, water-repellent woven outer short. Get the look of a board short with a secure inner liner. Detach the inside liner and use the outer Tech Trunks as a great pair of everyday shorts. Made in our top-of-the-line Aqua Plus Lite™ UPF 50+ fabric, you just might declare these our best mens trunks yet!