Description of ThirtyTwo Ultralight Snowboard Boots The lightest boot ever just got lighter! Features: Lightweight minimalist shell design Articulating cuff for improved fit, heel hold and smooth flex 3-D molded tongue wraps your foot for easy lacing and improved fit Fit system heel hold kit for next level custom fit Inner ankle harness for secure inner lacing NEW Low profile STi Evolution foam midsole/outsole with System G2 cushioning Level 5 fit system liner with new vents Level 3 fit system footbed with support frame and system G2 cushioning