Duck-boot-inspired Sk8-Hi featuring all the weather-defying advantages of the Vans MTE Collection leather uppers treated with a durable water-repellant Tec Tuff finish heat retention layer between sockliner and outsole keep feet warm and dry, newly-constructed vulcanized lug outsole that takes advantage of 20 years of snow boot history for maximum traction The Sk8-Hi Del Pato MTE has a heel pull tab and padded collars for support and flexibility.