SPECS:- HS603, Evolution Line, MicroSkin, RaceGuard, Addix, Tubeless Easy, E-Bike Ready 25- Size: 28x1.50 / 700x38C- ETRTO: 40-622- Type: Tubeless Ready- EPI: 67- Color: Nero / Reflex- Weight: approx. 625gEVOLUTION LINEThe best offered by Schwalbe. Extremely fast, light and with excellent durability. The first choice for the most ambitious athletes.ADDIXThe innovative Addix compound has been developed to provide the best mix between grip and rolling resistance, durability and cushioning.TLETubeless Easy technology. Extremely simple tubeless conversion as well as increased shoulder resistance.MICROSKINThe patented MicroSkin construction consists of a high-strength micro-fabric, vulcanized together with the rubber compound and the carcass. MicroSkin wraps around the entire carcass and makes easy tubeless operation possible without problems even for high pressure tires.RACEGUARDDouble layer of nylon fabric. Good protection for light and sporty tires.E-BIKE READY 25Special tires are necessary for fast E-bikes. These tires are optimized to withstand higher average stresses and speeds than conventional tires. Recommended for e-bikes that reach 25 km/h.