The Hyperflex Cyclone 1.5MM Surf Jacket is hands-down the best value for a high-performance wetsuit top on the market. I don't know how they crafted the Cyclone 1.5MM Surf Jacket with 100% 4-way stretch construction, flatlock seams, a boardshort connector loop, and a Ykk mini back zipper and still charged as little as they have. Hyperflex must employ some crafty folks...