Intuition DH Tongue Liner - 9mmDesigned primarily for downhill ski and snowboard boots, these liners provide outstanding support, retention, and energy transmission for groomed slopes. Mainly used for freeride, freestyle and racing. Medium stiffness Fully heat moldable Intuition Foam Lo DD Toe box 4mm HD non slip outsole 4mm HD foam shim insole Velcro spoiler attachment patch antimicrobial lining treatment asymmetrical tongue padding 3mm extra stiff cuff ankle, tongue reinforcement