4/3mm Prologue Back Zip Wetsuit for Girls 2-8Suit up and ride the tide in this extra warm and flexible 4/3mm steamer for girls from our surf-ready Prologue Collection. An action-focused wetsuit with improved insulation innovation, its super stretchy FreeMax neoprene helps maintain a stable core body temperature by retaining body heat and blocking wind. Triple GBS seams and a Hydrowrap neck seal work together to reduce any water entry.