AW 20" Inch Chrome Wheel Unicycle Leakproof Butyl Tire Wheel Cycling Outdoor Sports Fitness Exercise 20" wheel (20" x 2.125" Tire); Color: Red Weight limit: 143Lbs, fits to applicable height from 57" to 69" Outer Tire: Excelletn Skid Proof Mountain Tire; Inner Tire: Leakage Protection Butyl tire, No second Inflation for 3 Months Rational designed according to somatology and movement features Great for both Novices and Professionals, Men and Women