SLS3 Triathlon Men`s FX Tri Top | 3 Pockets | Full Zipper | Jersey | Singlet | Tank | Shirt | German Designed ATTENTION: PLEASE REFER TO THE SIZE CHART ON THE LEFT FOR A PERFECT FIT! THESE TOPS RUN DIFFERENTLY THAN OTHER BRANDS! Please measure your chest size. ULTIMATE COOL: Made of super-light nylon/spandex, your SLS3 Tri-Jersey wicks sweat, then evaporates it FAST, to keep you cool & dry. Even has mesh shoulder inserts for added ventilation. POCKETS: Thanks to our 3 back pockets, your nourishment is always handy. Reach from either side to grab your energy gels, bars & chews. COMFORT: The silicone gripper on the bottom of the jersey keep it in place even in the aero position on the bike. FULL FRONT ZIP FOR CUSTOMIZED COMFORT: Race heating up? Breathe easy. Just open the front half-zipper to let in cooling airflow. Chill in the air? Pull the zip back up & lock it down in its zipper garage.