Ski Tuke. With its deep fit, large logo and pom-pom the Ski Tuke Beanie definitely has a hint of retro to it. And the durable acrylic, elastane, nylon mix will keep your head warm from the slopes to après. • Fabric | 95% acrylic, 4% elastane, 1% nylon knit • Sizes | OS. • Deep fit—a roomier, full-coverage fit.