For riders who simply demand the most protective fast rolling tyre aroundbuilding on the supremely successful ultra gatorskin the gatorhardshell gets added extras in every departmentbead to bead duraskin protectionhardshell casing wrapping further into the sidewallextra wide poly x breaker belt covers the entire tread strip from shoulder to shoulderadded material in the tread improves mileage and further increases puncture resistanceslick tread for exceptional grip in wet and dry conditionssuppl