MOOVMOOV 12-Inch Inner Tubes (12 1/2 x 2 1/4) Straight AV 33mm Valve (x2) | For Balance Bikes, Kids Bikes, Folding Bikes, Strollers, etc. | Compatible with 12.5x2.25-12x2.125 Tyres (ETRTO 47/62-203)

• ✅ 12 1/2 x 2 1/4 INNER TUBES ●● Two excellent 12 1/2 x 2 1/4-inch inner tubes with straight valves. The inner diameter is approximately ≈ 21.5cm, and these inner tubes may also be referred to as 12x2.125 or 12.5x2.25 (different nomenclature).
• 🛴 COMPATIBILITY ●● You can install these 12-inch inner tubes in inflatable tyres. They are compatible with a wide range of vehicles: balance bikes, scooters, folding bikes, kids' bikes, strollers, mini scooters, unicycles, 12-inch wheel scooters. Here are some compatible brands: Baby Jogger / Thule Urban Glide / Strider / Early Rider / WOOM / Puky, etc.
• 📐 STRAIGHT VALVE ●● These 12-inch inner tubes have straight Schrader valves. Make sure that your original punctured inner tube has a straight valve. The valve orientation must be taken into account for optimal insertion into the rim. These valves ensure easy inflation and a smooth ride.
• 💪🏼 MATERIALS ●● Thick, highly impermeable, and crafted with premium butyl rubber. They are robust and provide excellent resistance to wear, friction, and punctures. They will successfully endure the toughest road conditions in your region!
• 💚 TIP ●● Before placing your order: slightly inflate your punctured inner tube and check its inner diameter and valve orientation. Our MoovMoov team is, of course, at your disposal to help you choose the right inner tube.

The 12 1/2 x 2 1/4 inner tubes are commonly used for children's bike tires, including training bikes, tricycles, and strollers. The straight valve is commonly used on these types of inner tubes because it allows easy and precise inflation using a standard bike pump. It's important to ensure that the inner tube fits the size of your bike's tire. The measurements "12 1/2 x 2 1/4" refer to the tire dimensions, while the straight valve refers to the type of valve used. Therefore, be sure to check your tire dimensions before purchasing MOOVMOOV inner tubes to ensure they are compatible with your bike.