PERFECT FIT FOR 700C (28-INCH) TUBE: Specifically designed to fit 700x35C to 700x43C (ETRTO 35/43-622) bicycle tires. Features a durable 48mm Schrader valve for easy and reliable inflation. EXCELLENT AIR RETENTION TO REDUCE PUMPING FREQUENCY: Crafted from a high-quality butyl rubber compound, this tube excels at retaining air and minimizing gradual pressure loss. The reinforced valve base adds extra durability and ensures a secure seal for smooth, hassle-free inflation. ENHANCED DURABILITY AND PUNCTURE RESISTANCE: This thick butyl rubber inner tube offers superior resistance to punctures and abrasion compared to standard inner tubes. It is built to perform reliably across various terrains, including roads, mountain trails, and wooded areas. IMPROVED SHOCK ABSORPTION FOR A COMFORTABLE RIDE: The 700Cx35-43 inner tube features excellent flexibility and elasticity, which helps to absorb vibrations from uneven road surfaces, contributing to a smoother and more stable ride. VALUE-PACKED SET FOR CONVENIENCE AND SPARES: Each package comes complete with 4 inner tubes and 2 tire levers to make installation easier, allowing you to get back on the road quickly and ensuring you always have a spare on hand. Size 700 x 35-43C Brand Name PAKCHEF Valve Type Schrader Wheel Size 28 Inches Manufacturer PAKCHEF Model Number InnerTube-700x35-43C Valve Length 1.89 Inches Material Type Butyl Rubber Included Components 2x Tire Levers, 4x Inner Tube 700x35-43C Warranty Description 12 Months Manufacturer Compatible Tire Width Maximum 1.69 Inches Compatible Tire Width Minimum 1.38 Inches