8 strands. .. Nice width and weight.   You can choose the length and color of these  barrel reins use eave a note for colors .  You can adjust them shorter and they have grip knots to help with your turn. 
6' - very short barrel reins or pony reins
8' - the most common length ordered
10' - a longer rein 
12' - an extra long rein
 *choose your color from the color chart when you order.  You can pick up to 4 colors.  If you want 2 colors, let me know which one is dominant.  Leave the colors on the note to seller at checkout.