The Gaia 4.0 has a super lightweight 4 buckle overlap design developed for improving skiers. With a high tech transparent shell, it's quick and responsive, with all day comfort, versatile fit, and stunning performance. Features: * Overlap Design * Co-molded, Bi-injection * Dura-Grip Replaceable Toes / Heels * Flex adjusted * Aluminium Buckles Flex index: 40 Last: Junior Last Material: PU/DB Hyperlite