1) sizes: 25" x 22.5",31" x 22.5" , 37" x 22.5", 49" x 22.5", 60" x 25.5" Usually with a cut-out in sizes 12" x 15" and three pre-drilled holes for faucet 2) edges: eased, bevelled, bullnose, laminated,ogee or customized, 3) recommend colors: G603,G682,G654,G684,G636,G439, shanxi black China green,tan brown, baltic brown, santa cecilia, giallo firota, kashimir Gold, Black galaxy,verde Ubatuba, butterfly Green and so on 4)Packing: countertops padded with foamed plastic and packed in fumigated wooden crates, reinforced with metal straps outside.