Bike Helmet Mirror for Cycling - 360° Adjustable, Rotatable, Extendable and Quick Release Safe Rearview Mirror, One-Second Mount & Stretchable Arm, Easy to Install for Bicycle Riding

Add convenient rear visibility to your ride with this helmet-mounted rearview mirror. Designed for easy installation and adjustable positioning, it can be mounted on either side of the helmet and rotated 360 degrees for a customized viewing angle. The lightweight, durable design works with a variety of helmet styles, making it a practical accessory for commuting, road riding, and everyday use.

• 【Dual Installation System for a Secure Fit】The kit includes both 3M adhesive tape and an O-ring base for versatile mounting. For best results, clean the helmet surface before applying the 3M tape and allow it to cure for 24 hours—ensuring a strong, lasting bond that works with nearly any helmet design.
• 【Wind-Resistant & Shockproof Performance】Engineered with innovative silicone-coated ball joints that improve grip by 100%, this mirror remains steady even at speeds up to 50 mph and on bumpy trails, providing a clear, reliable rear view in all riding conditions.
• 【Fully Adjustable for Optimal Viewing】Featuring dual ball joints and thumb nuts, the mirror rotates 360° horizontally and 75° vertically, so you can easily customize the angle for maximum comfort and safety.
• 【Magnetic Quick-Release for Easy Storage】The arm attaches via a strong magnetic base—simply push upward to detach it for compact storage. When not in use, it can be folded back neatly against your helmet.
• 【 Universal Fit & Left/Right Mounting】Compatible with three base styles and offering adjustable arm length from 4.3" to 6.69", this mirror fits helmets for bicycles, e-bikes, scooters, and motorcycles. Dedicated bases allow installation on either side of your helmet.