Experience?top control and outstanding stability with the?Nordic Cruising XC Control boot. Triple-F membrane technology allows breathability, while the Ankle Support Cuff ensures safe side stability and excellent forward movement.. ?. . . ASC3 Ankle support cuff is stable at the sides while enabling forward motion. Injected exterior heel cap cradles heel and delivers robust protection. Thermo fit foam cushioning with outstanding thermal insulation. Triple-F membrane transports moisture to the outside. Insoles treated with Cleansport NXT to fight odors. Boot Fit Concept provides a comfortable fit for various user types. T4 sole provides soft flex and good walkability. Velcro strap for security and easy adjustment. Zip-up lace cover for additional protection. Compatible with NNN bindings. Weight: 590g (size 42). Imported.