BOOK 6’8 Olaian Core: EPS Dimensions: 6’8″ X 22.5″ X 3.3” Volume 60 L             BOOK 7’5 Olaian Core: EPS Dimensions: 7’5 X 22,8″ X 5,6″ Volume 80 L             BOOK  8’0 Madness Core: PP Dimensions: 8’0’’ x 22’’3/5 x 3’’2/3