The Smart Sam Plus outer tire from Schwalbe is the first class all-rounder with extra safe Double Defense puncture protection through the 3mm GreenGuard layer and SnakeSkin sidewall. ECE-R75 approval for absolute cycling fun on the E-MTB. Specifications: Color: black Profile: HS476 Material: rubber (ADDIX) Inch size: 26 x 2.25 ETRTO size: 57-559 Type of bicycle: MTB/ATB Type of tire: wire tire, anti-puncture tire Reflection: no Quality: Performance Line Design: DD, GreenGuard Anti-leak: yes, 3 mm E-Bike: E-50 EPI: 67 Pressure bar: 1.8-3.7 Pressure psi: 26-54 Maximum load capacity: 121 kg Weight: 980 grams