2 edges are cut at a 45 degree bevel & 2 edges are square. There is packing tape on the face of the pieces which does come off with some denatured alcohol.  Pieces are 4" x 4" x 1/2" overall. These would be great for ring/jewelry blanks/knife scales/crafts/other turnings. Sold as is, No Returns. Ships via USPS to Mainland USA only (If in AK/HI please reach out we may be able to ship via USPS for additional shipping/postage charge).  This item will ship flat rate Priority Mail Box. Can combine shipping - please reach out prior to buying so that we can send you an adjusted invoice.