Nike - Swim Men's Space Highway Jammer (University Red)Nike Swim Men's Space Highway Jammer will get you competition ready. The men's racing jammer features a front gusset and internal front lining that allow for a better fit and increased modesty. An interior drawcord lets you adjust the performance swimwear and flat seams prevent chafing to keep you comfortable. Crafted from Nike HydraStrong fabric, the durable jammer is designed to last swim after swim. Body: 53% Polyester 47% Pbt; Lining: 100%