BBB handlebar tape GravelRibbon Gel.Ultra-thick 3.5 mm comfort ribbon with gel surface.Diamond-shaped anti-slip pattern for outstanding grip.Stretch material and gel surface for easy wrapping around the hanger.Each roll is long enough to cover all hangers, whatever their size.Finishing tape and hanger ends included.GravelRibbon / Hanger tapes.The best grip on gravel!.When you´re out on the gravel, you need a good grip on the handlebars! GravelRibbon will help you do just that.This 3.5 mm-thick handlebar tape offers maximum comfort and absorbs vibrations to keep you in control and prevent your hands from getting tired.GravelRibbon is available in three different colors to match the gravel.