If you' re a hockey player or avid skater, or just go to the rink , this is a nice sharpener tool to keep your sharp. It owns a portable key chain on tail, so it is convenient to carry the ice shoe sharpener out. It can be adjusted by the screw to ach the appropriate width. Features - Material: Plastic, white sandstone. - Size: 5.70X2.50X2.20cm/2.24X0.98X0.86 inch. - design for maintaining and keeping damaged edges or again within 10 seconds and no need to take off the skates. - This product is a portable ice skate sharpener, easy to carry. - Both sides can sharpen it, one side width is 3 mm, and the other side is 4 mm. - With cloth bag for easy carrying, not taking up space when going out. - The ice shoe sharpener is suitable for hockey player, skater, training and so on. Package list: 1 Skate Sharpener 1 x Storage Bag (Random Color)