As part of the comprehensive range of tubeless tire sealants, the Cinturato SmartSeal formula is ideal for Gravel and Urban use. - Standard formula is ammonia and latex free, less aggressive to bicycle equipment and your skin - Protects against flats and air leaks from thin sidewall bicycle tires - Latex and protein free for reduced risk of allergic reaction - Compatible with CO2 only for an emergency repair in the field (CO2 speeds up coagulation so sealant must be replaced afterwards) - Won't leave sticky residue in the tire - Compatible with a wide range of temperatures (-20C/68F to 70C/158F)