MOQ100PCS. This ear warmer is made of high quality wool and polyester fiber, which provides great warmth. The ear warmers have a rounded design that fits well around the head circumference and does not easily fall off the head, providing protection for the ears and keeping them warm even in cold weather. The elasticity is very good and fits most age groups with different head circumferences. The earmuffs are moderately thick, perfect for daily wear in the winter, and won’t feel heavy even with a helmet on. Whether you are going to the gym, running, or just enjoying the outdoors, our earmuffs are the ideal accessory. It also makes a great gift for athletes and outdoor enthusiasts of all ages. Customize the side of the earmuffs with a logo dedicated to your organization.