VANS Chukka Blackout Low Top Blackout Canvas UltraCush HD Size 7 VN0A38CG1OJ Brand New with Box. 100% Authentic. VANS The Chukka Low, designed by the Vans skate team and inspired by classics like the Authentic and the Chukka Boot, includes sturdy canvas and suede uppers, original waffle outsoles made of a rubber that offers grip and support, and UltraCush HD footbeds to keep the foot close to the board while providing the highest level of impact cushioning.