Black Solid Lock Laces are a sleek, yet subtle addition to your sneakers. The classic matte look they provide complements shoes of all colors and shades. One-size-fits-all. For kids, serious athletes, people with special needs, the elderly and adults. Each pair of high performance, quality and utility Lock Laces contains two 48” elastic laces, two lock devices and two cord clips and is suitable for lacing up one pair of shoes.