Perfect for paddlers tackling the ocean or relaxing in a pond, the YakGear Canoe/Kayak Seat will save you from adventure-ending backache. Tall, 1-thick back support keeps you pain-free, while the EVA foam is guttered to channel water away from your seat (Manta Ray only). The design is compatible with sit-on-top kayaks, sit-inside kayaks and canoes. Includes two built-in D-rings for other accessories. Additional kit needed to install on a sit-inside kayak. Imported. Available: Manta Ray: Seat: 1-1/2H x 15W; Seat back: 18H x 20.5W x 1 thickness. Sting Ray: Seat: 1H x 14W; Seat back: 17H x 1 thickness. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Canoe/Kayak Accessories.