This 3/2mm Men's Buell RB1 ACCELERATOR Chest Zip Fullsuit will take your next warm to cool water adventure up a beat thanks to all of the awesome technical specs! Let's start with the neoprene - this fullsuit is made with Ninja Neoprene" with Ultraspan flex-fabric exterior a.k.a. super stretchy and comfortable neoprene. The seams are super durable and watertight thanks to the sealed seam design and the power-lite "Sizzle" exterior seam liquid seal. Other features include: an over the top chest zip entry with a cross-over pattern and a snap-tight outer flap making this entry a tight seal, embossed Supratex Tuff kneepads, an easy access key pocket, and a soft Ultraspan flex-fabric material internally which adds warmth and comfort!