.embed-container { position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; max-width: 100%; height: auto; } .embed-container iframe, .embed-container object, .embed-container embed { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }CushCore is an engineered foam insert to be mounted inside a tire, designed to absorb impacts, reduce vibration and increase lateral stability. These characteristics translate to a more controlled, comfortable, and faster ride.The system is designed to be used with tubeless-ready or tubeless converted rims and tires, and is compatible with tubeless tire sealantsFits tire widths 2.1 - 2.5" and rims with internal width 22 - 35mmA specially designed tubeless air valve is included with each insert; allowing air to move through the valve without becoming obstructed by the insertThe insert divides the inner volume of the tire in half, maintaining air underneath the tread and the foam insert next to the rim29" wheel insertsCheck out this blog for a more informationLooking for intall tips and tricks? Check out this video. CushCore Foam Tire Inserts - Pair Tubeless System Enhancements UPC: 649862952098