FINAL SALE! CLOSEOUT ITEM! O&';Neill&';s FUSE seam construction utilizes innovative ultrasonic welding to bond two fabric panels seamlessly. This creates a flat seam against the skin without any stitching, providing enhanced comfort. The seam stretches with the fabric of the rash guard and reverts to its original shape when released. O&';Neill is proud to introduce this cutting-edge FUSE technology to the UV rashguard market, offering superior performance and comfort for water enthusiasts.