Women's winter beanie Jail Jam made of acrylic material Women's modern beanie Jail Jam Bustle is made for the entire winter season. It goes great with any outfit. The cap is decorated with a Jail Jam logo patch and a stylish "ribbed" design. The pleasant acrylic material will keep you warm reliably. Material: 100% acrylic. Circumference of the cap in the unstretched state: 42 cm