The Best 20" Kids Bike for Budding Riders

The woom EXPLORE 4 is built for kids aged 6–8 who are ready to explore beyond the driveway. At just 18 lb, it’s one of the lightest 20-inch children’s bikes available — giving young riders the confidence to go further, faster.

Why Kids (and Parents) Love the woom EXPLORE 4

• ✅ Lightweight for Easy Learning — at just 18 lb, kids build skills and confidence faster
• ✅ Quick and Simple Assembly — spend less time wrenching, more time riding
• ✅ Worry-Free 30-Day Returns — shop with complete confidence
• ✅ Built for Kids and Built to Last — woom’s child-specific engineering means it grows with your rider

Key Specs

• Wheel size: 20"
• Weight: 18 lb (superlight for its class)
• Gears: 7-speed drivetrain
• Brakes: Disc brakes (reliable in wet & dry conditions)
• Tires: All-terrain
• Rider age: 6–8 years
• Rider height: 45–51 in

Designed for Real Riding

Imagine your child confidently navigating trails, neighborhood streets, and everything in between. The woom EXPLORE 4 is ready for it all — responsive disc brakes for safe stopping in any weather, 7 gears for tackling hills with ease, and all-terrain tires for wherever the day leads.

woom engineers every detail with young riders in mind — child-specific geometry, ergonomic grips, and proportional brake levers sized for small hands. The woom EXPLORE 4 isn’t just a bike; it’s the one they’ll want to ride every single day.

Browse all kids’ bikes at Mack Cycle.

*Recommended assembly by a local certified bike mechanic/retailer.
(assembly fee applies).
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*Discounted items are Final Sale.

*ALL discounted bikes may have blemishes, be floor models, or have been previously assembled. Any blemishes are reflected in the sale price.