Usage Tips:Features: Made of aluminum material, study and durable to use. Not easy to be rust, smooth to touch. Nice color and lovely appearance, the more you knit with them,the more you will love to knit. Comes with carry bag, easy to carry and storage. Good gift for your mom, female friends who love knit needle DIY handmade. Specification: Material: Aluminum + Plastic Color: Colorful Size: 3.0mm、3.25mm、 3.5mm、3.75mm、4.0mm、4.5mm、5.0mm、5.5mm、6.0mm、7.0mm、8.0mm、9.0mm、10.0mm Needle: 10.2cm / 4.0 inch(Approx.) Wire: 32cm / 38cm / 42.5cm / 55cm Package list: 13 pairs x Aluminum Needles 4 x Circular Plastic Wires 4 x Positioning buttons 1 x Tool post 2 x Extend Connect tool 1 x Bag Case Note: Please note that the type and old type of this product will be sent randomly, and make sure you will not mind before ordering. 1、Made of aluminum material, study and durable to use. 2、Not easy to be rust, smooth to touch. 3、Nice color and lovely appearance, the more you knit with them,the more you will love to knit. 4、Comes with carry bag, easy to carry and storage. 5、Good gift for your mom, female friends who love knit needle DIY handmade.