The new QUEST 4D FORCES allow your feet to breathe with maximizes comfort and efficiency for your high action tasks. It is the best choice for full mission profile with closed lace eyelets for MFF and Fast Rope. 4D Chassis gives you the support of a mountain boot, but still has the flexibility to take a knee or sprint to the target. OUTSOLE Non marking Contagrip® chassis 4D Advanced ChassisTM MIDSOLE Molded EVA sockliner OrthoLite® LINING Textile 3D Mesh height High UPPER MATERIAL Anti-debris mesh Nubuck leather TEXTILE Non-reflective materials Stealth design & printings PROTECTION Mud guard Protective rubber heel cap Protective rubber toe cap upper construction Heel foam Closed hooks tongue/collar Gusseted tongue WEIGHT : 2 CUSHIONING : 3 STABILITY : 5 PROTECTION : 5 BREATHABILITY : 3 DURABILITY : 5