Bumfortable seat for the SIPRE K1 Katabatic

Which Bumfortable seat fits the SIPRE K1 Katabatic?

The “Bumfortable Kayak Seat - Flat” fits the SIPRE K1 Katabatic.

Bumfortable Kayak Seat - FlatNZ$320.00

View the K1 Katabatic on the SIPRE website (opens in a new tab)