Aqua X Breeches are made of MIPAN(R) Aqua-X lightweight woven Nylon/Lycra(R) fabric that is soft, yet tough and durable. Featuring the newest, most technical fabric from the world leader in technical yarns, it is the ultimate for summer activities, where sweat absorption and UV protection are required. They offer cool-to-touch finish, UV protection, high absorbency and are extremely quick drying. With Clarino knee patches. 77% Nylon, 16% Aqua-X, 7% Lycra(R).