Clearance | Cole Haan True Blue knit SneakerGrandsport Trainer True Blue Knit Optic White. Lightweight sneaker made for the summer by Cole Haan. The knit featured shoe, is both casual and sporty. Excellent shoe to wear with jeans, and or short pants. Cushioned foot bed makes this shoe feel comfortable. The knit upper with leather detailing is constructed to create that contemporary design geared for the casaul wearing man, that doesn't want to be too casual, but yet not dressy neither.