Scooters up to 67" Length ( Smallest )
Scooter with windshield & rear box up to 70" Length ( Small )
Scooters from 67'' to 76'' Length ( Medium )
Scooters with windshield, sissy bar or rear box, and saddle bags from 67" to 79" Length (Medium)
Scooters with windshield, rear box and saddle bags over 80" Length ( Large / Tall )
Scooters with or without windshield over 80" Length ( Large )