Dangerous Threads Dog Collar with 1/2" Metal Spikes - Pet Collar - Genuine Topgrain Leather - Made in USA Genuine Spiked Topgrain Leather Dog Collar - Pet Collar Color: Black Leather, Silver colored hardware Real Metal Spikes (1/2" long) on Genuine Topgrain Leather Strap 5 holes for adjustment. Super strong unbreakable solid steel buckle with heavy duty welded dee rings Made in the USA! Lifetime Warranty against any defect in workmanship or materials.