Triathlons come in all different lengths and difficulties, but the Blueseventy TX2000 Men's Shorts only have one setting: fast. From entry level tris to Kona suffer sessions, the TX2000's compressive UVX fabric provides muscle support and decreases vibration, which means you'll be to able to swim, ride, and run longer while expending less energy. It also incorporates Xtra Life Lycra fibers that provide graduated compression, increasing blood flow and supporting recovery while you're moving. Not only is UVX extremely supportive, but it's also 20% lighter than previous iterations of UVX. The anatomically engineered chamois also weighs 20% less than previous generations, and is made from a blend of Econyl nylon, which comes from 100% post consumer sources. The lighter chamois has obvious benefits, but its lower profile makes running and swimming more comfortable and also serves to reduce drag in the water. Blueseventy also made an effort to maximize vertical seam placement, further reducing the drag caused by horizontal seams. The shorts are finished with a Coldblack treatment, which reflects infrared rays to keep you cooler, and given a covered back pocket for small essentials Welded leg grippers keep your shorts in place, and UPF 40 sun protection keeps your thighs from burning when you're cruising under the hot summer sun.