For freeride tourers and piste personnel who make particularly intensive and long use of their gear, placing exceptional strain on it. The PU-polyamide-based structure is fully designed for durability and performance. The Lupo Air HD liner compensates for the slight weight disadvantage. Freeride Tour Advanced / Professional Flex: 120 Medium Fit Last: 100mm Construction: Cabrio Material: PU/POLYAMIDE COMPOSITE and FG/PA GRIFLEX Liner: LUPO IF AIR Buckle: FP-100 Strap: Power strap 40mm