</b><b>Product Information:</b><br><b>Material:</b><br>Rubber odorless material.</b><br><b>Measurment:</b><br> One size fits all,the detailed size please refer to the size image.</b><br><b>Color:</b><br>There are four colors for you to choose your favorite -black/red/hot pink/orange.</b><br><b>Package:</b><br>One pair helmet horn only.</b><br><br><b>Install Tips：▲Press and fixate the horn on the flat and smooth place to ensure the horn will grip your helmet,frosted and matte flat won't work please notice this point before using.</b><br>▲3M adhesive is a good helper if you want install the rubber horn to your frosted and matte helmet or reinforce to grip your helmet.</b><br><br><b>Note：Please tutelage if your children install it to prevent your kids from swallowing.</b><br><b>CLICK AND ADD TO CART,</b>choose </b><b>CHCYCLE</b>, choose </b><b>QUALITY</b>.We will offer the best purchasing experience for you.