Indestructible Round Bootlaces - Unbreakable & Waterproof

STRONGER THAN STEEL: Durable Lace for Any Boot Our lace is made from 100% advanced para-aramid fiber, 10 times stronger than steel. With a 1500-pound breaking strength per pair and an ⅛-inch diameter, it fits any boot perfectly and won't break when pulled tight.

GUARANTEED FOR LIFE: Long-Lasting and Damage-Resistant Field-tested in the harshest conditions, our laces are 20 times more durable than Kevlar laces. They are damage-resistant, cut-proof, abrasion-resistant, wear-resistant, and resistant to chemicals, UV light, and corrosion.

WATER, HEAT & FIRE RESISTANT: Ideal for Extreme Environments Ironlace shoelaces are waterproof, fire-resistant, and heat-resistant up to 630°F/332°C. Perfect for firefighting, welding, or any activity where extreme conditions are expected.

STAY PUT & STAY COMFORTABLE: Unbeatable Fit and Durability Stretch-free and non-slip, these laces provide a strong, secure fit that stays tied. Whether you're on the job site, trekking through snow, or hiking a mountain, Ironlace stays put and ensures all-day comfort.

A PERFECT MATCH: Versatile and Trusted Use with almost any brand and style of shoes or boots. Our tough, unbreakable laces are designed to match up to 99% of the most common black and brown boots on the market. Trusted by hundreds of thousands of loyal customers, measure your old laces to find the right size for your new Ironlace.