BOB STROLLER TIRES INNER TUBE REPLACEMENT - There's no need to search for different-sized inner tubes in different shops. In this super value pack, we provide you a complete set of inner tubes that is compatible with 3-wheeler BOB Gear jogging stroller models (both single and double strollers) including BOB Gear Revolution SE, BOB Gear Revolution Flex, BOB Gear Alterrain Pro, BOB Gear Ironman, and Stroller Strides Fitness Stroller tires. | 2 PIECES REAR TIRES INNER TUBES AND 1 PIECE FRONT TIRE INNER TUBE - Quality is our priority. This inner tube set comes in two sizes, two 16 inches x 1.75/1.95/2.15 inches inner tubes for the rear tires and one 12.5 inches x 1.75/2.15 inches inner tubes for front tires. These inner tubes fit jogging stroller tires that have an outer diameter of 12 inches or 16 inches and a tire width of 1.75 inches to 2.15 inches. | ALSO COMPATIBLE WITH GRACO, BABY TREND, AND MORE STROLLER MODELS - Aside from BOB Gear, these stroller tire inner tubes are also compatible with select models from stroller brands like Graco, Baby Trend, Bumbleride, Schwinn, Joovy, Mountain Buggy, Baby Jogger, Burley, Thule, and Jeep. | SHOCK-ABSORBENT INNER TUBES FOR A COMFORTABLE RIDE FOR YOUR BABY - Though most strollers models, especially jogger strollers have their own suspension system to protect your baby from shocks and bumps, comfort still begins from the contact point to the ground: the tires. And what makes tires comfortable? Inner tubes. Our inner tubes are made from 4X thick butyl rubber that has high shock absorption capabilities for a smooth ride on any terrain. | SAFETY FIRST FOR YOU AND YOUR BABY - Stroller inner tubes need to provide both comfort and safety. These inner tubes can provide optimum shock absorption with their thick butyl rubber walls and safety with their self-sealing feature. Don't let punctures stop your jog as these inner tubes will instantaneously create an airtight seal around the puncture to prevent explosive flats - rain or shine!