Made of stainless steel, durable and sturdy. Thick shaft and compact size, easy to handle. Blunt tip can smoothly pass through loosely-woven fabric without tearing it. Large-eye sewing needles, convenient to thread yarn through even without a threader. Suitable for most sewing works such as sweater, wool thick knitter, cross stitch, quilting, darning, crafting, etc. This one is a copper tube, the line can be used in about 5mm, can embroider thick wool thread The protruding part of the needle is: 24mm, 34mm; 43mm; 53mm 4 paragraphs can be selected Color:Blue Material: Plastic + Stainless Steel Size: 19cm/7.48inch Package Included: 1set Embroidery needle Note: Please allow 1-2cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!