Engineered mesh provides ventilation for your forefoot while supporting your midfoot. The partial mesh inner sleeve enhances breathability while offering and a sock-like fit. OFF-WHITE x Vans Old Skool Black White Low DT F18 Vans For Sale. Plush foam and mesh tongue for breathable comfort and Midsole flex grooves provide greater forefoot flexibility OFF WHITE x Vans Waffle outsole for durability and great multi-surface traction.