Tributary Tomcat Tandem Inflatable Kayak Heavy-duty PVC outer shell encloses the rugged vinyl AIREcell inner bladder. Three chamber hull design for safety. The inflatable thwart seats provides great back support and can be located where you want them. They also act as extra flotation in emergencies. The Tandem Tomcat makes a great solo craft, especially when carrying gear for multiday trips. Length: 12' 9" Width: 38.5" Weight: 54 lbs.