Shop Pistil Hats Loni. When the sun is merciless, take cover under the Loni. Made of breathable, natural paper straw, its rounded crown and extra-wide, gracefully curving brim create a sweet, welcoming vibe. The color is a beautiful blend of olive, ochre and rust, and the hatband combines three strands of waxed cord with wooden beads. Inside, a plush sweatband feels soft on the forehead.