High-quality cushion saddle seat provides excellent comfort: soft and breathable ergonomic sponge saddle seat with widened design makes riding comfortable and enjoyable.. Adjustable seat height: Seat can be adjusted to 20 - 23.6 inches to fit for various heights of riders.. Easy to Install & Detachable: add-on saddle seat comes with screws, no additional drilling. Easy to install and detach from the Kick Scooter i9/i9Pro/S9pro/i9max decks.