Pairs of people practice martial arts breaking blocks of wood.
A group of martial arts students are breaking planks of wood.
Karate students break pieces of wood held by instructors as part of a ceremony.
A YOUNG MAN BREAKS A BOARD WITH HIS FEET WHILE ANOTHER MAN HOLDS IT
A man with long blond hair is in a gym and breaks a board in half with his knee.
A person breaks a board in half with his knee.
A man is martial arts garb is holding a this slab of wood and is standing in front of a girl wearing martial arts uniform as well who kicks and breaks the wooden slab.
A man is holding a piece of wood and a woman breaks the wood with her knee.
A young lady broke a board in a karate competition.
One male holds a small board while another male breaks the board in half with his right quadriceps and knee.