(3 Pair Pack) Black w/Black Kevlar proTOUGH(tm) Reinforced Heavy Duty Boot Laces Shoelaces polyester Soft, comfortable, large diameter 6 mm bootlaces reinforced with Dupont Kevlar. Standard lengths for quality work shoes and boots. The large diameter assures comfort across the instep. The reinforcing Kevlar assures a no break pull. Reinforcing kevlar for strength and durability Kevlar strands assure a no break bootlace 3 Pair value pack for one great price! The shoe or Boot requires a 5/32 eyelet for these larger tips