Application: This 18x2.125 bike tire set is also written as 57-355 tire and tube set, replace for bmx bike, Joystar balance bike, road bicycle, Folding Bike and more. Suitable for tire:18"x1.75",18"x1.95",18"x2.125. Due to the ductile nature of the tire, the sizes we mentioned in the copy are all applicable to this outer tire
Foldable & Ultra-Portable: Crafted with innovative foldable technology, this 18 Inch bike tire shrinks to 1/3 its size for effortless storage in backpacks or bike bags—ideal for commuters, travelers, and emergency repairs
Quick Tool-Free Installation: Features a flexible bead and reinforced sidewalls for seamless mounting on most 18-inch rims, saving you time and hassle
Durable All-Terrain Performance: 18 x 2.125 bike tire Multi-directional tread pattern ensures superior grip on roads, gravel, and trails, while the puncture-resistant layer extends tire lifespan for long-distance rides
Please note: The steel wire part of the outer tire cannot be completely folded after receiving it, which will lead to uneven installation. If you want to restore the original shape after disassembling, you need to gently fold or roll it according to the received state, and do not overexert
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