[Wide Compatibility]These inner tubes are suitable for most bikes, bicycles, motorcycles, three-wheel geared jogging strollers and most children's bicycles. [Heavy Duty Replacement Inner Tube]The inner tube is made of high-quality rubber, adding more stretch, shock absorption, impact resistance and puncture resistance for a smoother ride. If there are , it is damaged [Wide Compatibility]This tire and inner tube set with angled valve stem suitable for Most of Bicycles Wheels Common Bicycle, Like Mountain Wheels, Road wheels, Folding wheel groups and so on. Rubber tire inner tubes absorb vibrations from uneven road surfaces, ensuring a comfortable and safe ride<br><br>Tip: Before installation, first put the inner tube into water to check whether it is completely sealed Material: rubber colour: black<br><br>Package Contents: 1 x Bicycle inner tube<br><br>Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.