Product Description Designed for speed, revised for control. Intended use: hard pack, loose over hard, medium. Open-side knob design for versatile cornering. Tightly packed center knobs for speed over hardpack. Color: Black. Weight: 710. Tire Bead: Folding. ISO Diameter: 584 / 650b / 27.5". ISO Width: 57. Labeled Size: 27.5 x 2.25. Tire Type: Tubeless Compatible. Tire Diameter: 27.5". Intended Use: Mountain. Defined Color: Black. Flat Protection: Sidewall. PSI: 60. TPI: 60. Information Maxxis Crossmark II Mountain Bike Tire -- 27.5 x 2.25 Just because you ride a mountain bike, it doesn't mean you need to tackle massive roots and rocks with gnarly tire treads. Some of us are built for cross country speed, where fire roads and tight singletrack are our home. The Maxxis Crossmark II Mountain Bike Tire delivers the low friction, fast-cornering, top-speed that you need from an XC tire. The Crossmark II features tightly packed center knobs for a blistering speed over hardpack terrain. Its open-side knob design ensures versatile cornering on medium to hard surfaces. At its heart, it's designed for speed, but has been revised for absolute control. Folding bead. EXO puncture resistance. EXO puncture resistance Tubeless Ready compatible Folding bead, dual compound, with 60 TPI casing 2.25" width and low friction traction perfect for fast turf Maxxis Crossmark II Mountain Bike Tire -- 27.5 x 2.25 Free pos west.m. East.m add Rm20. Tel:012-419 8933