ITEM NAME:4 Pieces Binding Sewing Machine Presser Foot And Durable Double Twin Needle F5X4 4 Pieces Binding Sewing Machine Presser Foot And Durable Double Twin Needle F5X4 Wide application: these twin needles function as good accessories for sewing machines, compatible with most kinds of sewing machines Delicate design: each double-needle fitted with 2 needles can be easily threaded 2 same or different decorative lines to simultaneously stitch in a straight or pattern way Easy to collect: these twin double needles come with a small plastic durable box which allows you to conveniently collect and store twin needles Durable material: they are durable and sturdy for a long lifetime Universal fitting Brother, Janome, Singer, Babylock, Kenmore and many more sewing machines This item is easy to install. Just snap on and play. Bias Binder Foot : Size: Approx. 36x40mm / 14.17x15.75inch Double Needles needle distance: Approx. 2mm, 3mm, 4mm colour:Blue + silver Material:Metal + plastic Package Contents: 3 * Double Needles 1 * Adjustable Bias Binder Foot