Men's Hyperboom Splice Jammer Black Green Speedo UK Boy's Disco Boom Splice Jammer Green Speedo USA Boy's Disco Boom Splice Jammer Green Speedo USA Boy's Disco Boom Splice Jammer Purple Speedo USA Speedo Boys Endurance 10 Boom Splice Jammer Navy And Speedo Boom. Speedo Boys Boom Splice Jammer with; Jammer style Elasticated waistband Internal drawcord to secure Contrasting splice detail on sides Fits like new for longer with CREORA ?? HighClo technology Expands & constricts with each movement while maintaining excellent shape retention This is a sustainable style! Made from: 80% Recycled Polyamide 20% Elastane (Eco EnduraFlex) *This swimsuit is not suitable for commercial pools. Please see chlorine resistant styles here.