Carhartt One Size Fits All Navy Men's Acrylic Watch Hat. Crafted from durable 100% acrylic, this hat ensures warmth and comfort during chilly days. Its stretchable rib-knit fabric provides a snug fit, while the visor shields your eyes from the sun. This pull-on hat is easy to wear and maintain, making it a convenient choice for outdoor activities. The Carhartt label sewn on the front adds a touch of brand authenticity.