Bullet Points: 1.Wide Application: Don't let hair pressure hinder your cycling. Our Silicone Cycling Hard Hat Liner ensures a comfortable fit that prevents odor from occurring, delivering an unparalleled riding experience 2.Robust and Dependable: Made of silicone with excellent elasticity, our cycling hard hat liner provides dependable protection that extends the life of your hard hat, while also enhancing your overall wearing experience 3.Improve Safety: Designed to enhance the fit of your hard hat, our silicone cycling hard hat liner effectively reduces vibration and shock, minimizing discomfort and improving safety during your rides 4.Easy to Install: This Silicone Cycling Hard Hat Liner boasts a user-friendly design that requires no complex tools or pro skills. You can easily replace or install it in a matter of minutes, making it a convenient addition to your biking gear 5.Good Breathability: The Silicone Cycling Hard Hat Liner maximizes comfort with its soft silicone material. Designed with advanced breathability, it's perfect for serious road and mountain cyclists who want to enhance their riding experience and performance Silicone Hard Hat Lining for Cycling enhances your head comfort by avoiding pressing your hair while ensuring a perfect fit with its simple, breathable design. Made of silicone, your cycling experience will be smoother and more enjoyable. Specification: Name: Silicone Cycling Hard Hat Liner Material: Silicone Weight: about 70g Product size: about 20cm/7.87 inches Color: blue, purple, black Packing List: 1* Silicone Cycling Hard Hat Liner