A man wearing a helmet is riding a mountain bike.
a man riding a bicycle in the woods. He is wearing a helmet and protective gear.
A bicyclist comes down a steep brush covered slope.
A man wearing a helmet and riding a bicycle in the woods.
A man wearing biking sports wear and helmet riding a bicycle on the mountain.
A man is wearing a bicycle helmet riding a bicycle going up a steep hill
A man is wearing a helmet and riding a bicycle through the trees.
A man wearing a helmet is riding a yellow mountain bike in the woods.
A man in a helmet rides his bicycle over bumpy terrain.
A man with a helmet rides a bicycle by some trees.