This set can be used for a 15 or 16 inches archtop guitar.\r\n\r\nThe back is composed of two bookmatched, quartersawn halves. Each half is minimum 23 x 8.2 (600 mm x 209 mm) and tapers from approximately 0.43 to 1.25 at the joint edge (11 mm to 35 mm) thickness.\r\n\r\nThe sides are each one 35\