It's easy to change the blade It's affordable and convenient to use Warm Tips: 1. Turn the nuts at right side to change the blade. change the blade in time if there are difficulties during cutting banners( four edges of the blade are all available 2. It's not suitable for soft fiber cloth and PVC banner which is thicker than 0.8mm 3.Keep from . Colour:Black + silver Material:Plastic + metal Size:15.5cm Package Contents: 1 * Vinyl Back Paper Cutter 10 * Extra Blade Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.