Aqua Lung Men's 7mm AquaFlex WetsuitThe AquaFlex line of backzip jumpsuits offer the highest quality wetsuits on the market. Attention to detail is apparent, with water tight seams formed by a combination of glue and bind stitching. A list of features take the AquaFlex wetsuit from ordinary to extraordinary, while the smart graphics will have you diving in style. Features Feel & Fit: Four Way Stretch. Made of four way stretch neoprene throughout, which has 3x the stretch of standard