1.PERFECT FIT: UNRESTRAINED Replacement Inner Tubes very suitable most road and mountain bikes with 27.5” tires that are between 1.75’’ to 2.125’’ wide – 32mm FV/Presta valve .
2.“PRESUMPTUOUS”RIDE?Tthick butyl rubber that absorbs shocks,you won’t feel the bumps and hollows,protecting you from the force?adds comfort to your ride The inner tube we designed is explosion-proof and safe in any season or weather to prevent damage to the rider!
3.ADVANCED MATERIALS?UNRESTRAINED bike tubes are made of high Butyl rubber material,Excellent air tightness, heat resistance, and durable. Copper inflatable port has better wear resistance and is not easy to break and deform during use
4.EASY INSTALLATION: Use our free thicker tire lever, Easier to replace old bicycle tubes! Don’t hesitate to take him home and let the car back to the track
5.120% NO TROUBLE BUYING: UNRESTRAINED guarantee, 24 hours online service for you, for life, if you encounter any problems, please feel free to contact us, we will refund you unconditionally