Features & Details 30"x8" Knee Board Sliders: The pair of kneeboards have a suitable size of 30"x8"x4"/ 75x20x10 cm, which can provide complete protection in concrete finishing work. It is designed with rounded corners and smoothing trowel boards without burr, which have great scratch resistance. Premium Stainless Steel: The knee slider is an efficient concrete finishing tool, constructed in a solid structure. 0.08 inch/2 mm thickened stainless steel concrete boards feature wear-resistance, and a certain degree of a radian is used so the knee pads become more ergonomic to fit your legs. Smooth Design: The concrete sliders are designed with rounded edges. After the polishing process, its surface becomes smoother and has no scratches. There are no sharp edges, which effectively prevents accidental concrete mishaps and personal harm. The straps and buckles ensure secure and safe fastening. Efficient & Easy to Use: The powerful concrete board sliders work excellently in concrete finishing with built-in toe brackets. They can help the tools move back and forth. It can greatly improve your work efficiency, saving time while reducing labor output. Wide Range Application: Our lightweight stainless steel kneeboards turn up to prevent digging in the ground while paving cement. They are widely applied in moving across wet concrete for smooth concrete surface sliding, finishing, and screeding.