This is an entry level marver plate. These tools make affordable work surfaces, and marver pads. Steel is the tradition tabletop surface of glass working and these are cold rolled, clean plates that handle glass and heat well. The plate’s dimensions are 12″ x 12″ x 1/4″. Shipping is via a USPS medium flat rate box. Every product has been inspected by hand to meet quality standards before shipping, and is carefully packaged to ensure safe and speedy arrival. We keep a large stock on hand, and are normally ready to ship within 2 – 3 days.