Blade Armor coating on the first 150mm reduces the risk of breaking the tape by 95%. Cushion grip provides sturdy, slip resistant hold. Huge standout of almost 4m for easy one person measuring. 32mm wide blade makes ready the numbers easy. Mylar coated blade is up to 10 times more resistant to abrasion than normal lacquered blades. True zero end hook - moves to compensate for accurate inside and outside measurements.