Bumfortable seat for the SIPRE K1 Kepler PC

Which Bumfortable seat fits the SIPRE K1 Kepler PC?

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

Bumfortable Kayak Seat - FlatNZ$320.00

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