Schwalbe SV19E Aerothan MTB Tube (29") D4 Medium = Men's US9 -

Medium = Men's US9 - 11 / Women's US10+

Sony and many others

Perfect for:

test and create a bottlecage that exceeds the expectations of even the most demanding cyclists

Schwalbe SV19E Aerothan MTB Tube (29") D4 Medium = Men's US9 -Aerothan is a material that completely redefines bicycle tubes: extremely light, with maximum puncture protection and designed for minimum rolling resistance. The Aerothan Tube MTB is just as resistant to snake bites as it is to side wall damage thanks to the extremely robust material. In cross country and marathon, a surprisingly low weight and low rolling resistance are great advantages. Even on challenging trails, this tube never gives up on you: