This Mystic Diva 5/3 frontzip is jam-packed with new features. First and foremost, the rubber in this suit is Yamamoto 39. A premium Japanese limestone neoprene with insane thermal and stretch properties. To improve stretch and heat even more we’ve Knitflex+ and Flaremesh+. Knitflex+ is an outer lining that stretches better and hold less water. Flaremesh+ is our new quick-dry inner lining with a geometrical pattern to improve stretch. We’ve reinforced the single lined Wind Mesh panels making them sturdier while still reducing wind chill. The Mystic Diva 5/3 frontzip is a great combo of performance and style.