Get a leg up on your Ironman with Arena's Powerskin ST Trijammers. A versatile solution for long course racing and training, this trishort combines two advanced textiles for built-in muscle compression and longevity. Arena's minimalist, quick to dry chamois keeps you comfortable on the saddle and won't interfere with extra bulk. Perform with full concentration with a perfectly sealed fit, flat drawstrings and seams, and silicone leg grippers. Hydrodynamic in the water and aerodynamic on land, cruise to victory with the elements on your side.