Packaging: 2 pairs (4 shoelaces) of tennis shoelaces, 47 inches each; Length error range: 2-3cm (these shoelaces are measured and cut, and there may be an error of 2-3cm); Material: polyester; A better way to find running shoe laces is to take the current laces out of your shoes or boots and measure them from end to end. This is the length of the new laces - if the old laces are too long or too short, add or subtract the length from the new laces. This oval sneaker lace is suitable for children's and adults' sneakers, running shoes, tennis shoes, boots, and other footwear. This sneaker lace is suitable for sneakers, boots, golf shoes, tennis shoes, basketball shoes, and running shoes. It comes in a variety of color options and different lengths. The texture is smooth and durable. Note: this sneaker lace is suitable for adults, men and women, as well as boys and girls. Due to lighting effects and screen settings, slight color variations may occur.