The perfect combination of materials makes a soft, elastic finger protector with the safety of a metal thimble cap. The new generation of thimble, providing comfort and lightness for use in a wide range of sewing applications. Scallop Design provides breathability, keeping your finger cooler. Excellent Elasticity helps the thimble form to your fingertip for a light fit. Safe and Smart with a ridged and dimpled metal cap which holds the needle tip in place. Push your needles in safely and confidently. Diameter size: 9/16" 914.5mm).