The MYFIT Prime Eco liner is a pinnacle of innovative design. merging top-tier comfort. performance. and sustainability. Updated with a new lacing system. it ensures superior heel lock and improved front foot control. This lightweight liner is fully heat moldable. crafted with high-quality. eco-friendly materials. The anatomically shaped interior. made from recycled nylon lining from PET bottles. and the new 3D-shaped tongue deliver unparalleled control right out of the box. The top lacing wraps around the cuff for comprehensive support. further reinforced by a replaceable PU collar. Additionally. the liner features a removable MYFIT shock absorber on the heel. utilizing recycled foam for prime fitting and quality.