700 X 38C Lightweight Bike Tires 700X38C (ETRTO 40-622) and 700C Bike Tubes - 60TPI Nylon, Puncture-Resistant, Compatible with Gravel Bike Tires 700X36C/37C/38C/39C/40C- 2 PCS (Y-586). Compatible Range: The size of the Bike Tire is 700x38C, which can match 700x36C, 700x37C 700x38C, 700x39C,700x40C(36-622, 37-622, 38-622, 39-622, 40-622), which will not affect the use effect.
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