Very sturdy, great value for money All the grits you need and plenty of them. Let me just say that these are amazing! These are THAT comfortable - very nice squishy thick material. She thought that person was in the room with me! Also, they have an insert that has a very high instep. Im 5 2" and 205lbs. Very cute shoes. Anyway I thought I’d share just so you have another idea just in case you get stuck like I did with no Fancy scanner nor any more info as to how every part is setup in your car. I bolted this to a vertical 2x4 that is part of a homemade shelving unit in my garage.