Danny Gray BigSeat With Driver's Backrest Capability For Harley Road King The BigSeat is just that... a big seat! It's broad and wide, perfect for holding up your rump all day long. The AirHawk system allows one to pump air into and out of the seat on-the-fly. This design also keeps air circulating through the seat great for keeping cool and dry. Anyone who's put big miles in a saddle that chafes knows how uncomfortable summer touring can get, and this seat solves the two biggest problems that face most riders. Sold as a solo, with optional driver backrest and pillion seats available. Features: Designed with wider seating surfaces and generous back support, this seat was made for the long haul Driver and passenger portion of seat each have two inflatable air cells with Airhawks Comfort Seating System integrated into the seat Airhawks system contains their clinician-approved Dry-Flotation technology that eliminates painful pressure points and is fully customizable to each riders contour Now, riders can enjoy the same benefits theyve always known of Airhawk but have it built into a revolutionary seat Continuous airflow through the seat reduces heat build-up and keeps your keister cool and dry no hot seat An integrated pump and relief valve makes it possible to adjust the air pressure while seated Each seat is embroidered with a custom stitch pattern using charcoal thread Optional backrests and pillion seats (sold separately) provide additional comfort for any length ride Small backrests measure 9 W x 5 T large backrests measure 10 W x 8 T