Features: 1.Adjustable sharpening and honing angles with built-in spring. 2.Maintain in angle between 22 to 46 degree when sharpening knife.  3.Anti-slippery silicone pads at the bottom. Specifications: Material: Carbide, ABS, Silica gel Size: as the picture shown Product Included: 1 x Kitchen Knife Sharpener -Note- 1.Please allow 0-2cm error due to manual measurement,pls make sure you do not mind before you buy. 2.Because of the shooting environment light problem and different display color difference,the picture may not reflect the actual color of the item. If you have any problems,please contact us before open the dispute or give negative feedback,we will try our best to help you,thank you!