Street Surfer Wave boards have only got two wheels, but you can ride them uphill and on the flat by twisting and wiggling your hips and feet (watch the video and you'll see what I mean), and carve them down hills. Kinda crazy, but they worked really well and looked super fun. Here's one of street surfer's female riders showing us how its done and telling us why we should all have a go...

The Street Surfer Wave Board is available online for £99.

Like that? Try this: Carveboards | Original Skateboards Longboards allow you to carve concrete