build 100s of spots with just one ramp mold: Which ramp does every skate park need, no matter how big or small? Right, a good curb. With this set you can build several different curbs. And the good thing is that these curbs are a lot of fun even individually without a large skate park.The dimensions of the curb are 18 x 6 x 3 cm (+ optional foot 1 cm) and therefore fit perfectly with all the other ramps that you can build with our ramp molds. special features: perfect surface finish of the concrete ramp size of the ramp works seamless with all the other ramps made with our molds easy to learn with a step-by-step instruction buy 1 Ramp-Mold build 100s of ramps easy to demold thanks to the flexible silicone liner works with common concrete which is available in every local hardware store included: 1x Curb Casting Mold 1x insert for angled curbs 1x insert for stair styled curbs 1x instruction sheet 1x step-by-step online instruction