Schwalbe SV21E Aerothan Inner Tube 29 x 2.10-2.40

Aerothan® is a material that completely redefines the bicycle tube: extremely light, highly puncture-resistant and designed for the lowest rolling resistance.Aerothan Tubes are made of 100% thermoplastic polyurethane (TPU) (including valve) and are therefore fully recyclable. We are currently working on recycling the used tubes and processing them into new tubes.Key Features• About 40% lighter than a comparable Schwalbe Extralight tube made of butyl• Minimal rolling resistance - maximum driving dynamics• Extremely heat resistant - stable ride even at low air pressures• Easy mounting without slipping or jamming• 100% recyclable• Available in 40mm & 60mm lengths