RUBBER STAMPS: The bottom of both small and large push blocks are lined with soft, flexible rubber foam pads. The rubber bottom makes it easy and safe to hand-market and control inventory BOLD YELLOW: Each device in this kit is purposely crafted in a safe yellow color and has high visibility when in use. Allows you to see exactly where your hand is while cutting or milling. PACKAGELIST: 2 short push blocks, 1 long push block, 1 safe v-stick and 1 push stick; 5 pieces in total.FUNCTION PROTECTION: Prevents kickback and protects hands and fingers from sharp cutting blades.SAFTY WOODWORKING TOOL: Essential safety protection tools for using router table, shaper, band saw, table saw and jointer. Note: The data are all manual measurement, please allow some 1 - 3cm error, due to the light and display difference, there will be some color difference, depending on the physical object received.