The inner hat of the helmet, made from reliable materials, durable and can be used for a long period. Breathable and comfortable material, both sunscreen in summer and warm in winter, can let you have a good wearing feeling when having many kinds of outdoor events. And this Helmet Liner is your . Features -Color:Assorted Color -Material:Elastic fiber -Size:25.00X16.00X0.10cm/9.82X6.29X0.04in - Made from reliable materials, this helmet liner is durable and can be used for a long period. - Provides maximum comfort and stability, keep you warm and comfortable when you exercise outdoors. - Decorative design, the Helmet Liner is suitable for most men and women, bringing you much more convenience. - Special design shape is more reasonable with the helmet and your head, more comfortable and breathable. - Light in weight, portable, easy to use and take, will not occupy too much space to store. Package list: 2 x Hats