DetailsDakine Men's Size Chart The new 1mm Neo Long Sleeve Surf Jacket offers full sun protection, comfort and added warmth to extend your warm-water surf session. The fully stitchless construction combined with the 1mm neoprene thickness and jersey lower create the most flexible jacket option available, and make for a rash-free paddling experience. Fused wrist and neck cuffs offer a solid seamless seal to reduce water flushing. Lastly, Dakine uses a solvent-free laminate to bond the jersey to the neoprene, which is a safer and healthier alternative for the people building the jackets, and for the environment. Even more reason to add this long sleeve to your surf gear lineup.