●Size: about 25*12cm Weight: about 9g ●Material: Cotton, Polyester Quantity: 4 pieces ●Helmet sweatpad with snap button for easy installation Washable and reusable ●Absorbs sweat from forehead and eyebrow Made with superfine fiber that quickly absorbs sweat on your forehead, eliminating unpleasant smells and stuffiness inside the helmet ●In the summer, it has a heat stroke prevention effect in winter, and can be used all year round. It is very convenient