D-TEQ Hind Boot features ImpacTeq™ Liners, which are currently the most effective protection on. The D-Teq Boots offer an anatomically molded out shell, virtually unbreakable shock absorber, three 1.25" wide straps to eliminate pressure points, with a secure fit and classic styling. ImpacTeq Liners transform from soft to rigid upon impact, mold to the leg for a custom fit and offer breathable and cool benefits, while promoting circulation.