12 year old bike helmet Kids Helmet, 2 Size Adjustable for Youth Toddler Boys & Girls 3-5-8-10-12-14 Years, Child Helmets with Visor for Skating Cycling Scooter (Black, S: 48-54 cm / 18.9"-21.3") : Sports & Outdoors Schwinn Classic Child Helmet Kids Bike Dirt Bike Helmets

height: 15 inches

Now, lets talk about backlash prevention

Our advantage 20 years experience in design and manufacturing

According to federal legislation enacted by congress in 2002, an e-bike is defined as: A two- or three-wheeled vehicle with fully operable pedals and an electric motor of less than 750 watts (1 h.p.), whose maximum speed on a paved level surface, when powered solely by such a motor while ridden by an operator who weighs 170 pounds, is less than 20 mph. Unfortunately, state laws relating to e-bikes tend to supersede this legislation, meaning that while 33 states currently have statutes that define an e-bike in some manner, the rest lack a specific definition, and may include them with another class of vehicle

2) the lack of ability to attach a removable hip belt really makes it difficult to imagine taking it backpacking even though Im going to try it anyways