Durable:the made of quality plastic and metal, quality and durable, not easy to break, can serve for a long time Size:each needle threading tool measures about 7.5 cm/ 3 inches in length and 1 cm/ 0.4 inch in diameter Easy To Operate:the sewing needle inserters common size, easy and convenient for handling Double Function:For threading, it can help pass thread through the needle eye conveniently;For inserting, it holds needles firmly to prevent falling while changing needles Wide Application:suitable for all kinds of household multifunctional sewing machines without automatic threading 3 Pack Automatic Needle Threader Plastic Needle Threading Tool for Sewing Machine Specification Product Name:Automatic Needle Threading Material:plastic Color:blue Size:7.5CM Character The proper size makes it easy and convenient for handling The needle threader inserter will be a great helper in your sewing work, which helps you thread automatically under poor light and prevents vision loss as well Directions for Threadingc: 1,Firstly, insert the thread into the V-groove of threader; 2,Secondly, place the V-groove over the needle just above the needle eye; 3,Thirdly, slide the threader down the needle while pushing it gently until the threader pin goes into the needle eye Package Include 3 X Needle Threader