YOUR RELIABLE COMPANION FOR SURF ADVENTURES. The 4/3 mm Prologue Back Zip from Quiksilver is a wetsuit you can rely on 100% in the water thanks to its high functionality and durability. The Prologue is made from lightweight Freemax neoprene with highly stretchable Hyperstretch inserts under the arms. The seams are made as flat seams, which has a positive effect on the wearing comfort, as this means that there are no unpleasant pressure or chafing points on the skin.The fully adjustable neck closure system, which creates a secure and waterproof seal, also keeps you dry.In short, the 4/3 mm Prologue Back Zip is a comfortable and durable wetsuit.