OTTO CAP 8" Waffle Rib Knit Beanie - Waffle Knit 2 Solid Colors Available OTTO CAP 8" Waffle Rib Knit Beanie, Unique Waffle Pattern for Style & Comfort. Designed without a cuff, giving it a sleek and streamlined look; Features a unique texture and pattern resembling a waffle; Made from 100% Acrylic, a synthetic material known for its softness, durability, and versatility; Acrylic fibers trap heat effectively, keeping the head and ears cozy and insulated; Despite its thick texture, this beanie offers a comfortable and snug fit