<p>Want to train your kids to ride? Want to ride with them on your bike?</p><p> </p><p>This is a great helmet to keep their heads protected. It's super lightweight, features a dial fit,  allowing you to adjust it easily to fit different head circumferences, so one helmet can serve your kid from age 3 to 5, or 5-10 years old.</p><p></p><p></p><p> </p><p><br></p><p><b>Specification</b></p><p> </p><ul> <li> Material: PC & EPS</li> <li> Safety Standard: CPSC</li> <li> Helmet Style: Half Shell</li> <li> Gender: Unisex</li> <li> Liner Removable & Washable: Yes</li> <li> Adjustable Fit: Yes</li> <li> Weight (oz):  7.5</li> <li> Warranty: 1 Year</li></ul><p></p><p><br></p><p><b>Size Options</b></p><ul> <li>Small: 48-52 cm / 18.9"-20.5"</li> <li>Medium: 52-56 cm / 20.5"-22"</li></ul><p></p><p><br></p><p><b>How to Measure?</b></p><p>Measure kid’s head circumference(Approx. 0.6 inch above ears). This should be the widest part of the head.</p><p>Note: Head sizes and shapes can vary, even within an age range. Always take a head measurement before purchasing.</p><p></p><p></p><p> </p>