Dimensions: popular dims in drop downs to right
Tail Shape: squash, swallow, round (can be customized in product options area)
Construction: can be customized (pictured with carbon reinforced stringer/tail patches)
Fins: can be customized
art: solid bright blue with racy black rails (optional)

For extra sprang and thwang go with teamlite epoxy and high density foam stringers, coupled with strategic carbon in the key spots.