All models (Byske, Liam, Malte, Headband, Pilot , Fox, and Russian) are made of reindeer hide. They are available in colors brown, black, or white. All fur hats are available in synthetic fur if you prefer that. Hats are lined with either fleece, pile, or heavier insulation in the warmest fur models. Available sizes are 50-51 and 52-53 (for children), the regular 54-55, 56-57, 58-59, and 60-61 sizes. Finally there is 61+ fitting the largest of heads. This gallery shows a number of different models.