Trikke T78 Deluxe Scooter Black finished and styled accents Rear independent brakes Quickly folds with trigger lever frame Equipped with all Air 8.5 tires on Machined aluminum rims One of our most popular Comes equipped with rear polyurethane wheels and an 85" air front tire mounted on an aluminum rim If you are a beginner, this is a great place to start Poly wheels have less rolling resistance and most learn quicker on the poly wheels (if used on smooth pavement)