Limar 545 helmet ribble are proud to be limars exclusive uk online partner the all new 545 is the perfect and subtle helmet for both in town and for a day out trekking or trail riding utilising the features of its top mountain bike helmets limar have create a younger brother with the same technologies similar looks and style but at a fraction of the price featuring a super light monoshell usually only available at much higher price points the comfort fit system and 15 vents to keep you