This is a high-quality pneumatic Tyre & Inner Tube commonly used on Pushchairs / Prams. It is made from strong 2-ply rubber and includes a bent Schrader valve inner tube. The tyre has a flame tread pattern. Key Facts: Tyre Size: 12.50 x 2.25 Tyre Width: 50 mm / 1.97 inches Profile: 55 mm / 2.17 inches Tread Depth: 1.5 mm / 0.06 inches Diameter: Not specified