Based on the Aspen tread design for more variety of terrain usage Features a high volume casing, low profile center and aggressive side knobs E25/E50 rated tires are designed to withstand the additional weight and forces of e-bikes EXO: additional densely woven, lightweight, flexible fabric added to casing for enhanced puncture protection TR: tubeless ready MaxxSpeed Silica: Silica filler in the rubber polymer for reduced rolling resistance and better traction in the wet SPECS table{border-collapse:collapse;width:100%;} td{text-align:left;padding:8px;font-weight:350;} tr:nth-child(even){background-color:#f2f2f2} th{background-color:#eb212e;color:white;text-align:left;padding:8px;} .desc .specs-heading{font-size:24px;font-weight:600;padding-top:35px;border-top:3px solid #f0f0f0;display:inline-block;border-bottom:4px solid #eb212e;width:142px;margin:0;} Model Aspen AT Size 29" Width 2.4" Casing EXO TPI 120 Compound MaxxSpeed Bead Folding Type Tubeless Color Black Weight - E Bike-E50