BRP Sea-Doo Men's Neoprene Freedom PFD Life Jacket Vest (Large,Yellow) Ultra-durable neoprene outer shell. Segmentations at front and back for better comfort and ease of movement. 4 woven straps hidden at back with quick-release buckles. Lumbar comfort zone inside the PFD. (Extra foam padding to minimize the pressure on your lower back while bolstering support.) Strategically-placed mesh drain panels. (Mesh panels drain away excess water for quick drying and thermal regulated comfort.)