Based on this product's specifications, here are some alternatives and similar models
Winter hat Ortovox Bobble Knit Beanie — warm knit bobble beanie, model 599546
Summary description:
Ortovox Bobble Knit Beanie is a winter hat designed for warmth and everyday outdoor use. This knitted beanie features a bobble (pom‑pom) detail and provides insulation for cold conditions. Suitable for casual wear, alpine approaches, and city use, it offers simple protection against wind and low temperatures while complementing functional winter clothing.