The Vissla's Botanica Ecolastic Trunks combine comfort and sustainability for life on land or in the water. Made with 4-way stretch fabric and an elastic waistband, they’re built for easy movement. With a shorter 16.5” outseam, they’re functional and stylish, adding a touch of natural flair to your day. Men's swim trunks 16.5" outseam UPF 50 sun protection PFC free DWR water repellent coating 36% coconut polyester, 34% recycled polyester, 20% cotton, 10% spandex