Dolfin Swimwear Professional Men's Jammer Shorts Size 28 Dolfin Men's Predator Jammer Size 28 Authentic Dolfin Swimwear UPF 50+ Super Shape Retention Pilling Resistant Exceptional Breathability Quick-dry Two-Way Stretch Made with 100% Polyester, our most reliable swim fabric, this Spliced Jammer will outlast any suit on the market. This durable swim jammer provides comfort and longevity for countless hours in the pool. STYLE: RELIANCE Ion: Spliced Jammer. GREAT DETAILS: Your team can stand out in the RELIANCE Ion: Spliced Jammer in black with blue print accents on both sides. PERFECT FIT & FEEL: This chlorine-resistant suit provides comfort to perform with freedom of movement, and is the top choice for swim teams.