a quality product that I will use shortly.
there an issue with some foss inner tube after 3 4 days they deflate no damage no air buble a micro probleme in the valve that take severl days more than a week to deflate the tube not totaly but it s not a good to have too inflate it every time you go for a ride to have the perfect pression buyer tell me that he never heard about this probleme (i can t make a video of the buble)