Ultra-Foam's unique molding process creates an element-resistant self-skinning process that seals the foam and enhances the seat's durability The Co-molded Gel-Core is the largest comfort advancement in motorcycle seating since the creation of the suspension Combines a GelCore interior and Ultra-Foam that creates the perfect balance of rigidity and user compliance Designed and made in the USA - Harley-Davidson Road Glide Custom FLTRX (2024); Harley-Davidson CVO Road Glide Custom FLTRXSE (2024, 2023); Harley-Davidson CVO Road Glide ST FLTRXSTSE (2024); Harley-Davidson CVO Street Glide FLHXSE (2023, 2024); Harley-Davidson Street Glide EFI FLHX (2024)