It is a delicacy in Thailand and they consider it to be a snack food. Jing Leed is a cricket which is usually fried and seasoned with Thai sauces and spices. They are 1.25" - 1.5" long and eaten fried. The grasshoppers look like a good snack, just put ketchup on it and you're good to go. Beware, once you bite into it, a type of juice squirts from the cricket. It is also an excellent source of protein if you're into bodybuilding.
It is one of the street foods which can be bought in the streets of Thailand. So for whatever reason you're in Thailand and want to try the local delicacies, Jing Leed is the food you are looking for. A spicy and crispy delight that will remind you of the exotic parts of the world.