Schwalbe 's revolutionary new inner tube made from aero-thane achieves unprecedented superior values in elasticity, weight and leak resistance - and does so entirely without rubber. For racing, mountain and trekking bikes. Aerothan Plus inner tube with greater wall thickness The same low-rolling resistance as standard aerothane inner tubes 80% better leak protection 20% extra snake-bite protection 40% more weight Set new standards in every respect Around 40% lighter than an extralight Schwalbe comparable butyl inner tube Extremely low rolling resistance at tube-free level Increased leak protection thanks to high leak resistance Completely recyclable, made from 100% thermoplastic polyurethane (TPU) (including valve) Extremely easy to assemble and small format Available for gravel and racing bikes, mountain bikes or global use Item number: 10461373 EAN: 4026495866170 Brands: Schwalbe Model: SV17 Value type: Presta (sclaverand / french) Tire compatible: 28 " Bandwidth 504744424037 inside or tire: inner tube (ETRO) Tire size 50 - 66247 - 66244 - 66242 - 66240 - 66237 - 662 Color. Transparent white