WTB NanoAir TPU Tube - 29 x 1.9 - 2.5, 48mm Presta Valve top-cap GU Roctane Recovery Drink Mix

GU Roctane Recovery Drink Mix Recovery UPC: 769493102942

Wider than the previous gravel wheels to allow for tires up to 50c tires

Anatomically designed for greater comfort and tailored with adjustable fit

In-Mold PC with EPS liner

also compatible with 3-way valves

WTB NanoAir TPU Tube - 29 x 1.9 - 2.5, 48mm Presta Valve top-cap GU Roctane Recovery Drink MixLighter, more compact, and more durable. Yep, you get all three. The NanoAir TPU (Thermoplastic Polyurethane) tubes were designed to be compact and pack down to one third of the size of a traditional tube. It's 60% lighter than a traditional tube, making it a great option to reduce rolling weight and easy enough to carry a spare. The NanoAir TPU tubes are tough, with a special construction layup of material these are more durable than traditional