Billabong 302 Synergy Back Zip.
The Synergy Back Zip is for the surfer who prioritizes warmth durability and value for money. Recycled Superflex Exterior Jersey. Super light foam created from upcycled car tires and neoprene scraps when combined create a high stretch and great thermal retention combination. Recycler Graphene internal thermal large front and back panels combined with Silicon Stretch Jersey sleeves and lower legs for easy on and off. Back Zip Entry with internal barrier behind zip. GBS Sealed external seams and machine-applied stretch tape on high stress areas. Aqua Alpha Water based adhesive.