Maxxis Ardent EXC Folding Bead Tire, 27.5 x 2.25-Inch Race winning tires Used by professionals and amateurs alike Tested for durability,tire Item is not tubeless. Aggressive, high-volume tread Weight: 740g (27.5x2.25 wire), 660g (27.5x2.25 Folding), 715g (27.5x2.25 Folding EXO) Offered in eXO model offering added sidewall protection