Playing outside on a new kids' bike is a real joy for boys. No matter the weather, there are always adventurous boys who want to get outside. Your son will definitely be happy with the Altec Hero. This bike not only has a cool look but is also very practical. The frame is made of durable and sturdy steel, making the bike robust and resistant to bumps and collisions. This boys' bike is ideal for daily rides to school or friends. The combination of a handbrake and a coaster brake ensures safety. The rims are made of rust-resistant aluminum, making them lightweight. In the evening, when it gets darker, the lights provide extra visibility for safe cycling. An excellent choice for young explorers! General specifications: Frame color: black, blue Model color: Deep Sky Blue Gender: boys Frame material: steel Rim material: aluminum (double-walled) Tires: (black) Wheel size: 24 inches Frame size: 37 cm Stem: fixed Suspension seat post: no Suspension fork: no Weight: approx. 21 kg Gear specifications: Gears: none Drive: chain Brake specifications: Front brake type: V-Brake Rear brake type: V-Brake + coaster brake Lighting specifications: Front lighting: battery lighting Rear lighting: battery lighting Accessories specifications: Bicycle stand: side stand Chain guard: semi-closed Luggage carrier: yes Quick-release straps: no Bicycle bell: yes Lock: ring lock