An individual double sewing machine needle from Prym. Size 2,5/75 which means it is size 75 (standard material thickness) and 2.5mm distance between needles. The twin needle shows its abilities especially in elastic and highly elastic materials such as t-shirt fabric or knitted goods. These double sewing machine needles with flat shanks are specially designed for zig-zag sewing machines, but fit all conventional household sewing machines.