Q-Tubes 700c x 30-43mm 48mm Presta Valve Tube Boys through testing by Underwriters Laboratories

through testing by Underwriters Laboratories (UL)

Footbed Compressed Foam

Not sure what size you need

sweat wicking and lightweight

Q-Tubes 700c x 30-43mm 48mm Presta Valve Tube Boys through testing by Underwriters LaboratoriesThe Q Tubes Standard Line Presta Valve tubes feature QBP's widest variety of tube sizes and valve lengths with a proven record of high quality control and consistent availability. . 9mm wall thickness Removable Presta valve core Q Tubes Standard Line packaging features environmentally friendly soy ink printing on recycled cardboard Master Cartons of Q Tubes Standard Line tubes contain a total of fifty tubes: Five inner cartons of ten individually