Prostar Bike Helmet Mirror TWO VELCRO PADS INCLUDED IN EVERY PACKAGE SO YOU CAN USE THE MIRROR ON MORE THAN ONE HELMET! The Velcro attachment pads are universal so you know it will be compatible with your bike helmet, regardless of size or make! 360 degree range of adjustment means you can place the mirror exactly where you want it so it is perfect to give yourself the best field of view! Robust aluminum and plastic construction makes this superior bike helmet mirror tough. It won't break! No tools are need to install or make mirror angle adjustments You're Completely Protected - No Risk - No Questions Asked - Lifetime Warranty & Money Back Guarantee!