This set is including the flowing 18 sizes:2.0mm/2.25mm/2.5mm/2.75mm 3.0mm/3.25mm/3.5mm/3.75mm/4.0mm/4.5mm/5.0mm/5.5mm/6.0mm/6.5mm/7mm/8mm/9mm/10.0mmMaterial: carbonize BambooType: Single Pointed endLength:25cmQuantity: 18different sizes， 2 needles for each size， Total 36 needles. Package Included:1* set (36pcs) needlesCustomer comes first， we respect every customer， provide highly customer service.