4/3mm Salty Dayz - Chest Zip Wetsuit for Women. The Billabong Salty Dayz 4/3 Full Wetsuit gives you full performance with an eco-friendly fabrication and choice of materials.The Superflex recycled jersey outer is made from 100 % recycled fibres, while the Superlight Foam neoprene is made from upcycled car tyres and neoprene scraps. Not only is it super stretchy, but it also keeps you warm. Even the Themo-lining is recycled and combined with silicone stretch at the wrists and ankles, it keeps you warm and dry.The Salty Dayz is rounded off with glued and blind-stitched seams and a Comp pull-on system with a chest zip. It will make your days in the water even better.