Challenger K1 Lake Kayak. Approx inflated size: 108" x 30" x 15". 30 gauge PVC. 84" aluminum oars and a high-output hand pump included. Hard plastic skegs on the underside of the kayak (similar to the underside of a surfboard) provide directional control so you can be sure you'll get where you want to go. The kayaks feature inflatable seats with backrests, inflatable I-beam floors, grab lines on both ends, and U.S. Coast Guard I.D. Sporty graphics for high visibility. Low-profile for lakes and mild rivers. Streamlined design for easy paddling. Rugged vinyl construction. Maximum weight capacity: 220 lbs.