ArmbandsBalance hardpack & slight gravel trail for ebikes and fat MTBs Armbands named from the stripes tread. These flat stripes will give your ebike great comfort and grip. The biggest advantage of Armbands is its wide compatibility: size and terrain. No matter what terrain you are on: city or gravel, what width your wheel is (4. 0 to 5. 0). You will find the reason choosing Hycline Armbands fat tires Features Designed for heavy duty e bike use, high density