Improvements swimrun required compass and whistle has been to the suit and a small pocket has been added for compass storage the front waist panel is now stitched too and not just bonded as before the inside bicep silicone band has been split to allow more stretch a cutting print has been added to the inside to clearly show where the suit should be cut if desired evolution wetsuit the zone3 evolution suit has been designed in collaboration with a previous winner of the famous ouml till ou