The JETSPEED FT680 shin guards are highly ventilated and super adjustable thanks to a streamlined strap design and are designed to protect you at a competition level. They offer an optimized anatomical design that mixes high-quality foams and lightweight liners, and are as reliable as they are comfortable. Ventilation systemMultiple vents in the shin cap and a single vent in the shin guard provide extra airflow with every stepMedium-density floating, compressed, molded foamCompetitive protection with lightweight materialJDP kneecapJDP kneecap construction to distribute impact force from the knee joint + protective comfort donutOptimized anatomical geometry with strap grooveShin guards on Competition level, lined with PE foamPE foam thighsReliable protection in the thigh areaStreamlined closure strap with comfort pad + length-adjustable calf strapSupple and extra comfortable fit that can be adjusted for all calf sizesFully removable/adjustable liner with knee hole and shin ventsVents and sublimated lining to keep the shins drySide protection made of medium-density foam with plastic reinforcementHigh-level foam for additional side protection