The ripple-grained wood is made from thin slices of the root-balls of carefully selected (but not endangered) trees. The veneer slices are book-matched so that the grains are perfectly symmetrical from one side of the car to the other.
The fact that each Bentley is handmade - there is as little reliance as possible on robototics - means that customization is no problem. Want your initials embossed on the inside of the roof? I don't think that would be a problem.
The GTC's front seats are extraordinarily comfortable. The back seats are much better than most convertibles, with more legroom than the hardtop Continental GT. Still, this car is best suited for a couple.