ngineered, tested and manufactured in America to outperform on the world stage, the Tracer B Jammer Swimsuit is built for elite-level racing. Showcasing High Bonded (HB) Micro-Taped Seams the TBJA6 Speed Suit is constructed without sewing or threads, to provide unsurpassed drag reduction and a smooth, seamless transition from skin to fabric. Featuring an industry exclusive Five-Piece Muscle Mapped Pattern that follows the natural contours of the body, the Tracer B-Series Jammer utilizes 4-Way Lock Seams to lock in the core (with up to a 25% increase in zoned compression). Designed to decrease body circumference by up to 5% and help improve blood flow and re-oxygenation of muscles, the Tracer B Jammer features lightweight, hydrophobic quick-drying fabrication and enhanced stretch properties, to provide memory retention and form-fit. TYR Fabrication: 79% Nylon / 21% LYCRAŽ Fiber