This Slip-In Kayak Child Seat, with a six inch storage hatch, is made for the Necky Manitou II tandem kayak. Seat might fit other kayaks with an extra large cockpit.
The seat will ride a kid in rear cockpit of the Necky Manitou II tandem kayak and store the goodies so commonly needed when kids are aboard.
Seat dims are 21 long x 13 high x 10 wide.