Pearl's P.R.O. Tri Shorts are constructed with lightweight, aerodynamic and friction-reducing materials to get you to the finish in record time. The P.R.O. Aero fabric provides UPF 50 protection and features In-R-Cool technology to reflect the sun's heat and keep you at your best. Direct-Vent mesh panels give you unsurpassed temp regulation and breathability on even the hottest days, and the TRI quick-dry chamois ensures you'll be comfortable from the water to the bike. Flat-lock seams and low-profile hems give you a streamlined, comfortable fit and a rear pocket lets you stash some nutrition for out on the course.