Video-Datei Video-Datei Traveller OTTO GIGI Product details The Mühlbauer hat Otto Gigi is a wide-brimmed traveller made of hair felt, one of the best felt qualities made of 100% rabbit hair. Wear & Care This hat is easy care and excellent protection against wind and weather. It is comfortable and perfect for everyday wear. Dimensions Crown height: approx. 14 cm, brim width: approx. 8.5 cm.