1.Two width ranges available: “0.9–1.3” and “1.35–1.8”, compatible with most 16-inch 349 specification outer tires on the market.

2.Two Presta valve lengths: 48mm and 65mm, suitable for rims with different depths.

3.Upgraded to 0.3mm thickness for enhanced durability and peace of mind during use.

4.Semi-transparent TPU material—makes it easier to inspect and patch after a puncture.

5.Each tube comes with two patch stickers for quick on-the-go repairs.