Advanced material construction, An engineered fit designed to deliver the highest level of active race protection, this suit is Tech-Air® ready and can accommodate the Tech-Air® 10 Airbag System with its extended hip protection (sold separately), MATRYX® structural panels on the thigh, abdomen, chest and back hump provide parametric performance for ventilation and superior mechanical resistance to tearing and abrasion while also being extremely thin and lightweight, with Kevlar® reinforcement for prevention of heat transfer, MATRYX® lower leg covered with high performance PU; directly derived from MotoGP, this innovative lower leg construction delivers lighter weight, enhanced ventilation and superior freedom of movement, Engineered Cool-iR Tech treatment for optimized body temperature control; this innovative racing treatment, embedded in the leather, is a technology that reflects the Infrared from the sun’s rays to prevent heat build-up, thus effectively regulating the temperature inside, The GP Tech v4 is equipped with a slot of the left forearm to accommodate the Tech-Air® 10 Airbag System’s wireless LED display (sold separately), Kangaroo leather, mainly in the high flex zone like arms and hips and abdomen, and race grade bovine leather construction for the optimum blend of weight saving, high performance and comfort, Race fit – highly pre-curved body, arms and knees for enhanced performance, Replaceable elbow sliders, GP DFS armor delivers optimal resistance against impacts and abrasion and offers exceptional friction control, Extended Kevlar® stretch paneling around chest, inner arms crotch and back leg for enhanced comfort and strength, Internal Race spec GP-R Lite armor is soft for comfort and delivers extended coverage for additional protection in key zones, Bio-Flex Race hip armor for optimal resistance against impacts, Internal paddock’s waist hook system to keep the suit in place when off the bike, moving around in the paddock or the pit garage with top of the suit out of the shoulders., Strategic perforations on arms and legs for optimized airflow, New zippered detachable short leg comfort liner for convenience with Polygiene® treatment for long-lasting freshness