Boom bicycle is a children's bicycle in red and blue, available in different sizes to choose from based on the child's age. The bicycle is made with great attention to detail. It has a solid metal frame to ensure safety and comfort while riding. There are V-brakes on the front and rear wheels. Metal rims with nipple spokes and a ball bearing headset. The saddle and handlebars are adjustable with a handle, and a shield with the number 21 and knobby tires are included.

Based on size, the bicycle has different characteristics:

12: indicative age for the bicycle is 3 to 5 years (height between 87 and 110 cm).